The meaning of CONSCIENTIOUS is exercising attentive care to avoid errors or omissions : concerned with doing something correctly : meticulous, careful. How to use conscientious in a sentence.

For conscientious members of a community, they provide at least additional reasons for conformity to the law.

If someone is conscientious, that person strives to do what's right and to carry out her duties. Conscientious people show care and put in a big effort.

CONSCIENTIOUS definition: governed by conscience; controlled by or done according to one's inner sense of what is right; principled. See examples of conscientious used in a sentence.

Definition of conscientious adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Someone who is conscientious is very careful to do their work properly. We are generally very conscientious about our work.

Dec 11, 2025 · conscientious (comparative more conscientious, superlative most conscientious) Thorough, careful, or vigilant in one’s task performance; painstaking.

1. meticulous; careful; painstaking. 2. governed by or done according to conscience; scrupulous: a conscientious judge.

What does the adjective conscientious mean? There are four meanings listed in OED's entry for the adjective conscientious, one of which is labelled obsolete, and one of which is considered derogatory.

CONSCIENTIOUS meaning: very careful about doing what you are supposed to do concerned with doing something correctly