What does “conscientious” mean?
- 1
adjectivecareful to do your work well and do what is right
She is a conscientious student who never misses a deadline.
Conscientious at a glance
- Part of speech
- adjective
- CEFR level
- C1 (advanced)
- Pronunciation
- /ˌkɑnʃiˈɛnʃəs/ · kahn-shee-EN-shus
How to use “conscientious” correctly
Tricky spelling: it comes from “conscience”, so it keeps the “sci”. A “conscientious objector” refuses military service for moral reasons.
Common phrases with “conscientious”
- a conscientious worker
- conscientious objector
Synonyms, opposites and related words
Synonyms (similar meaning)
- diligent
- careful
- thorough
Antonyms (opposite meaning)
- careless
- negligent
Word family
- conscientiously
- conscientiousness
- conscience
“conscientious” is on these word lists
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