abridj’,

To make shorter; to epitomize; to contract by using fewer words, yet retaining the sense in substance - used of writings. Justin abridged the history of Trogus Pompeius.

To lessen; to diminish; as to abridge labor; to abridge power of rights.

To deprive; to cut off from; followed by of; as to abridge one of his rights, or enjoyments. to abridge from, is now obsolete or improper.

In algebra, to reduce a compound quantity or equation to its more simple expression. The equation thus abridged is called a formula.