combine (v.) Look up combine at Dictionary.com
early 15c., from Middle French combiner (14c.), from Late Latin combinare "to unite, yoke together," from Latin com "with, together" (see com-) + bini "two by two," adverb from bi- "twice" (see binary). Related: Combinative; combined; combining.
combine (n.) Look up combine at Dictionary.com
"machine that cuts, threshes and cleans grain" (short for combine harvester), 1857, from combine (v.).