Webster's Revised Unabridged Dictionary · 1913

Integral

Integral , adjective

[Compare French intégral. See Integer.]

1.
Lacking nothing of completeness; complete; perfect; uninjured; whole; entire.
A local motion keepeth bodies integral. — Bacon
2.
Essential to completeness; constituent, as a part; pertaining to, or serving to form, an integer; integrant.
Ceasing to do evil, and doing good, are the two great integral parts that complete this duty. — South
3.
(a) (Mathematics) Of, pertaining to, or being, a whole number or undivided quantity; not fractional.
(b)
(Mathematics) Pertaining to, or proceeding by, integration; as, the integral calculus.
Collocations (1)
Integral calculus , See under Calculus.

Integral , noun

1.
A whole; an entire thing; a whole number; an individual.
2.
(Mathematics) An expression which, being differentiated, will produce a given differential. See differential Differential, and Integration. Compare Fluent.
Collocations (1)
Elliptic integral , one of an important class of integrals, occurring in the higher mathematics; -- so called because one of the integrals expresses the length of an arc of an ellipse.