adjective
                                                twice as great or many
                                                                                                Synonyms
                                                
                                                
                                                                                                Examples
                                                
                                                                                                        - ate a double portion
- the dose is doubled
- a twofold increase
 
                                                                                        
                                                noun
                                                a base hit on which the batter stops safely at second base
                                                                                                Synonyms
                                                
                                                                                                                                                                        double
                                                                                                                                                                                                                                two-base hit
                                                                                                                                                                                                                                two-bagger
                                                                                                                                                                                                                                two-baser
                                                                                                                                                             
                                                
                                                                                                Examples
                                                
                                                                                                        - he hit a double to deep centerfield
 
                                                                                        
                                                noun
                                                a stand-in for movie stars to perform dangerous stunts
                                                                                                Synonyms
                                                
                                                
                                                                                                Examples
                                                
                                                                                                        - his first job in Hollywood was as a double for Clark Gable
 
                                                                                        
                                                noun
                                                someone who closely resembles a famous person (especially an actor)
                                                                                                Synonyms
                                                
                                                
                                                                                                Examples
                                                
                                                                                                        - he could be Gingrich's double
- she's the very image of her mother
 
                                                                                        
                                                noun
                                                a quantity that is twice as great as another
                                                                                                Synonyms
                                                
                                                
                                                                                                Examples
                                                
                                                                                                        - 36 is the double of 18
 
                                                                                        
                                                noun
                                                raising the stakes in a card game by a factor of 2
                                                                                                Synonyms
                                                
                                                
                                                                                                Examples
                                                
                                                                                                        - I decided his double was a bluff
 
                                                                                        
                                                verb
                                                increase twofold
                                                                                                Synonyms
                                                
                                                
                                                                                                Examples
                                                
                                                                                                        - The population doubled within 50 years
 
                                                                                        
                                                verb
                                                hit a two-base hit
                                                                                                Synonyms
                                                
                                                
                                                                                             
                                                                                        
                                                verb
                                                bend over or curl up, usually with laughter or pain
                                                                                                Synonyms
                                                
                                                
                                                                                                Examples
                                                
                                                                                                        - He doubled and vomited violently
 
                                                                                        
                                                verb
                                                do double duty
                                                                                                Synonyms
                                                
                                                
                                                                                                Examples
                                                
                                                                                                        - serve two purposes or have two functions
- She doubles as his wife and secretary
 
                                                                                        
                                                verb
                                                bridge: make a demand for (a card or suit)
                                                                                                Synonyms
                                                
                                                
                                                                                             
                                                                                        
                                                verb
                                                make or do or perform again
                                                                                                Synonyms
                                                
                                                
                                                                                                Examples
                                                
                                                                                                        - He could never replicate his brilliant performance of the magic trick
 
                                                                                        
                                                adjective
                                                having more than one decidedly dissimilar aspects or qualities
                                                                                                Synonyms
                                                
                                                
                                                                                                Examples
                                                
                                                                                                        - a double (or dual) role for an actor
- the office of a clergyman is twofold
- public preaching and private influence"- R.W.Emerson
- every episode has its double and treble meaning"-Frederick Harrison
 
                                                                                        
                                                adjective
                                                consisting of or involving two parts or components usually in pairs
                                                                                                Synonyms
                                                
                                                
                                                                                                Examples
                                                
                                                                                                        - an egg with a double yolk
- a double (binary) star
- double doors
- dual controls for pilot and copilot
- duple (or double) time consists of two (or a multiple of two) beats to a measure
 
                                                                                        
                                                adjective
                                                twice as great or many
                                                                                                Synonyms
                                                
                                                
                                                                                                Examples
                                                
                                                                                                        - ate a double portion
- the dose is doubled
- a twofold increase
 
                                                                                        
                                                adjective
                                                used of flowers having more than the usual number of petals in crowded or overlapping arrangements
                                                                                                Synonyms
                                                
                                                
                                                                                                Examples
                                                
                                                                                                        - double chrysanthemums have many rows of petals and are usually spherical or hemispherical
 
                                                                                        
                                                adjective
                                                used of homologous chromosomes associated in pairs in synapsis
                                                                                                Synonyms
                                                
                                                
                                                                                             
                                                                                        
                                                adjective
                                                large enough for two
                                                                                                Synonyms
                                                
                                                
                                                                                                Examples
                                                
                                                                                                        - a double bed
- a double room
 
                                                                                        
                                                adjective
                                                having two meanings with intent to deceive
                                                                                                Synonyms
                                                
                                                
                                                                                                Examples
                                                
                                                                                                        - a sly double meaning
- spoke with forked tongue
 
                                                                                        
                                                adverb
                                                downward and forward
                                                                                                Synonyms
                                                
                                                
                                                                                                Examples
                                                
                                                                                                        - he was bent double with pain
 
                                                                                        
                                                adverb
                                                two together
                                                                                                Synonyms
                                                
                                                
                                                                                                Examples
                                                
                                                                                                        - some people sleep better double
 
                                                                                        
                                                adverb
                                                to double the degree
                                                                                                Synonyms
                                                
                                                
                                                                                                Examples
                                                
                                                                                                        - she was doubly rewarded
- his eyes were double bright