Meaning of INTEGRAL in English


— integrality , n. — integrally , adv.

/in"ti greuhl, in teg"reuhl/ , adj.

1. of, pertaining to, or belonging as a part of the whole; constituent or component: integral parts.

2. necessary to the completeness of the whole: This point is integral to his plan.

3. consisting or composed of parts that together constitute a whole.

4. entire; complete; whole: the integral works of a writer.

5. Arith. pertaining to or being an integer; not fractional.

6. Math. pertaining to or involving integrals.


7. an integral whole.

8. Math.

a. Also called Riemann integral . the numerical measure of the area bounded above by the graph of a given function, below by the x -axis, and on the sides by ordinates drawn at the endpoints of a specified interval; the limit, as the norm of partitions of the given interval approaches zero, of the sum of the products of the function evaluated at a point in each subinterval times the length of the subinterval.

b. a primitive.

c. any of several analogous quantities. Cf. improper integral, line integral, multiple integral, surface integral .

[ 1545-55; integralis. See INTEGER, -AL 1 ]

Syn. 2. essential, indispensable, requisite.

Random House Webster's Unabridged English dictionary.      Полный английский словарь Вебстер - Random House .