Noun
the integral of a function over a definite interval
Source: WordNetIt seems to be expected of every pilgrim up the slopes of the mathematical Parnassus, that he will at some point or other of his journey sit down and invent a definite integral or two towards the increase of the common stock. James Joseph Sylvester
Because it is usually easier to compute an antiderivative than to apply the definition of a definite integral, the fundamental theorem of calculus provides a practical way of computing definite integrals. Source: Internet
An integral where the limits are specified is called a definite integral. Source: Internet
This theory also allows one to compute the definite integral of a D-function as the sum of a series given by the first coefficients, and provides an algorithm to compute any coefficient. Source: Internet