Definition of conscientious:
fastidious (part of speech: adjective)
- vigilant (part of speech: adjective)
- reliable (part of speech: adjective)
But she rejoiced too soon, for only Doctor Melchior's letters to his son and to the notary were burned, and the strange old lady could hardly bring herself to forgive the brave and conscientious guardian of her favourite, because at great personal risk he had saved the casket containing the phial.- "The Complete Historical Romances of Georg Ebers", Georg Ebers.
- "Henry IV, Makers of History", John S. C. Abbott.
- "Marjorie Dean College Freshman", Pauline Lester.