integrate (v.) Look up integrate at Dictionary.com
1630s, "to render (something) whole," from L. integratus, pp. of integrare "make whole," from integer "whole" (see integer). Meaning "to put together parts or elements and combine them into a whole" is from 1802. Integrate in the "racially desegregate" sense is a back formation from integration, dating to the 1948 to U.S. presidential contest.