adj. Lacking nothing of completeness; complete; perfect; uninjured; whole; entire.adj. Essential to completeness; constituent, as a part; pertaining to, or serving to form, an integer; integrant.adj. adj. Of, pertaining to, or being, a whole number or undivided quantity; not fractional.adj. Pertaining to, or proceeding by, integration.n. A whole; an entire thing; a whole number; an individual.n. An expression which, being differentiated, will produce a given differential. See differential Differential, and Integration. Cf. Fluent.