Conscientious Meaning

/ˌkɒn.ʃiˈɛn.ʃəs/
C1

Definition, CEFR level C1, pronunciation, examples, and quiz.

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adjThorough, careful, or vigilant in one’s task performance; painstaking.

adjInfluenced by conscience; principled; governed by a strict regard to the dictates of conscience, or by the known or supposed rules of right and wrong (said of a person).

I think Tom is conscientious.
Tom is quite conscientious, isn't he?
Only the conscientious students came to the lecture.
Synonyms:
Antonyms:
CEFR Practice Quiz
The ____ student double-checked every calculation before submitting the physics assignment.
CEFR Practice Quiz (Alternate)
As a highly ____ employee, she always double-checked her complex reports for any minor errors.

From Middle French conscientieux, from Medieval Latin cōnscientiōsus. Its English equivalent could possibly be analyzed as conscient + -ous. See more at conscience.

Explore More C1 Vocabulary Words

CEFR Practice Quiz
The ____ student double-checked every calculation before submitting the physics assignment.
CEFR Practice Quiz (Alternate)
As a highly ____ employee, she always double-checked her complex reports for any minor errors.

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