adjective
slow to learn or understand
Synonyms
Examples
- lacking intellectual acuity
- so dense he never understands anything I say to him
- never met anyone quite so dim
- although dull at classical learning, at mathematics he was uncommonly quick"- Thackeray
- dumb officials make some really dumb decisions
- he was either normally stupid or being deliberately obtuse
- worked with the slow students
adjective
temporarily incapable of speaking
Synonyms
Examples
- struck dumb
- speechless with shock
adjective
lacking the power of human speech
Examples
- dumb animals
adjective
unable to speak because of hereditary deafness
Synonyms