decrement

Etymology
Borrowed from.

Noun

 * 1)  A small quantity removed or lost; one of a series of regular subtractions.
 * 2)  The subtraction itself; decrease.

Synonyms

 * See also Thesaurus:decrement

Antonyms

 * ; See also Thesaurus:adjunct

Verb

 * 1) To decrease a value by a basic quantity unit.

Etymology
.