Conscientious Definition

kŏnshē-ĕnshəs

adjective

Guided by or in accordance with the dictates of conscience; principled.

A conscientious decision to speak out about injustice.

American Heritage

Governed by, or made or done according to, what one knows is right; scrupulous; honest.

Webster's New World

Thorough and assiduous.

A conscientious worker; a conscientious effort to comply with the regulations.

American Heritage

Showing care and precision; painstaking.

Webster's New World

Thorough, careful, or vigilant; implies a desire to do a task well.

He was a thoughtful and conscientious worker.

Wiktionary

Synonyms:

Antonyms:

Origin of Conscientious

Obsolete French conscientieux from Medieval Latin cōnscientiōsus from Latin cōnscientia conscience conscience

From American Heritage Dictionary of the English Language, 5th Edition
From Middle French conscientieux

From Wiktionary

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