Bible Dictionaries
Efficient

Webster's Dictionary

(1):

(n.) Causing effects; producing results; that makes the effect to be what it is; actively operative; not inactive, slack, or incapable; characterized by energetic and useful activity; as, an efficient officer, power.

(2):

(n.) An efficient cause; a prime mover.

Bibliography Information
Webster, Noah. Entry for 'Efficient'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​e/efficient.html. 1828.