summate

sum·mate

S0880400 (sə-māt′)v. sum·ma·ted, sum·ma·ting, sum·mates v.tr. To sum up: summate a legal argument.v.intr. To form or constitute a cumulative effect.

summate

(ˈsʌmeɪt) vb1. (intr) to come together2. (tr) to add together, unite3. (tr) to summarize

sum•mate

(ˈsʌm eɪt)

v.t. -mat•ed, -mat•ing. to add together; total; sum up. [1895–1900; back formation from summation]

Thesaurus

Verb	1.	summate - determine the sum of; "Add all the people in this town to those of the neighboring town"add together, tot, tot up, tote up, total, add up, sum, sum up, tally, addadd together, add - make an addition by combining numbers; "Add 27 and 49, please!"count, numerate, enumerate, number - determine the number or amount of; "Can you count the books on your shelf?"; "Count your change"
	2.	summate - form or constitute a cumulative effectcombine - join for a common purpose or in a common action; "These forces combined with others"