DictionaryconscientiousCareful and responsible
adjective

conscientious

kahn-shee-EN-shus/ˌkɑːnʃiˈenʃəs/

Careful to do what is right and fulfill responsibilities.

The conscientious craftsperson checks every joint before delivering the chair.

An East Asian craftsperson carefully checks every joint in a wooden chair before delivery.
Etymology

Built on the noun for conscience, this adjective originally described people and conduct governed by right and wrong. That moral guidance connects careful work with a felt duty to do things properly.

In context

Steubenville Conferences16:36
being a conscientious parent you said I'm just gonna go to the best Hospital I can find
Dr. Ryan Anderson | When Harry Became Sally | Defending the Faith Conference

More examples

  • She's conscientious about returning borrowed tools in good condition.
  • A conscientious landlord repairs safety hazards promptly.
  • He makes a conscientious effort to report every expense accurately.

Forms

conscientious · more conscientious · most conscientious

conscientiously adverb — With care and a sense of duty.

conscientiousness noun — The quality of being careful and responsible.

Similar words

diligent
Emphasizes steady effort rather than a moral sense of duty.
scrupulous
Emphasizes strict attention to details or ethical standards.
responsible
Emphasizes dependability and accountability more than care in every task.