noun.
The act of loosening or slackening, or the state of being loosened or slackened.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
the act of making something less tight
noun.
the elimination of fecal waste through the anus
Word Usage
"Does she really mean to imply that humankind was plagued by constipation from the dawn of time until the advent of “superior laxation of whole wheat” circa 450 B.C."