1. to determine the exact dimensions, capacity, quantity, or force of; measure.
2.
to appraise, estimate, or judge.
3.
to make conformable to a standard.
4.
to mark or measure off; delineate.
5.
to prepare or mix (plaster) with a definite proportion of plaster of Paris and mortar.
True.....explained alot, but i know what it is.