Dīl'i-gent, a.

a. [Fr. & Pr. diligent, It., Sp., & Pg. diligente, Lat. diligens, p. pr. of diligere, to esteem highly, to prefer, from di, or dis, and legere, to choose, select.]

1. Interestedly and perseveringly attentive; assiduous; not careless or negligent; steady and devoted in application; constantly active. “Diligent cultivation of elegant literature.” Prescott.
2. Steadily applied; prosecuted with care and constant effort; careful; assiduous.

The judges shall make diligent inquisition. Deut. xix. 18. Syn.—Active; assiduous; sedulous; laborious; persevering; attentive; industrious; careful.