[uh-fil-ee-ey-shuh n]
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Origin of affiliation

1745–55; < Medieval Latin affīliātiōn- (stem of affīliātiō adoption); see affiliate, -ion
Related formsin·ter·af·fil·i·a·tion, nounnon·af·fil·i·a·tion, nounpre·af·fil·i·a·tion, nounre·af·fil·i·a·tion, nounsu·per·af·fil·i·a·tion, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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Contemporary Examples of affiliation

Historical Examples of affiliation

Word Origin and History for affiliation

1751, "adoption," from French affiliation, from Medieval Latin affiliationem (nominative affiliatio), noun of action from past participle stem of Latin affiliare "to adopt a son," from ad- "to" (see ad-) + filius "son" (see filial). Figurative sense of "adoption by a society, of branches" first recorded 1799 (affiliate in this sense is from 1761).

Online Etymology Dictionary, © 2010 Douglas Harper