English Explanatory Dictionary

conscientious

English dictionary entry

Meanings

adj
  1. Thorough, careful, or vigilant in one’s task performance; painstaking.
  2. Influenced 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).

Pronunciation

/ˌkɒn.ʃiˈɛn.ʃəs/ /ˌkɑn.ʃiˈɛn.ʃəs/ en-us-conscientious.ogg

Word forms

conscientious more conscientious most conscientious

Etymology

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

Synonyms

faithful

Antonyms

capricious impulsive thoughtless

Related words

conscience

Derived words

conscientiously conscientiousness conscientious objection conscientious objector hyperconscientious nonconscientious overconscientious ultraconscientious unconscientious
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