英语词汇congruence的起源、历史背景-英语词源词典

词汇	congruence
词源	congruence n. mid-15c., "suitableness or appropriateness of one thing to another," from Latin congruentia "agreement, harmony, congruity," from congruen-, present-participle stem of congruere "agree, correspond with," literally "to come together," from assimilated form of com "with, together" (see con-) + a lost verb gruere, ruere "fall, rush" (see congruent). Meaning "fact or condition of according or agreeing" is from 1530s. Related: Congruency. Entries linking to congruence con- word-forming element meaning "together, with," sometimes merely intensive; it is the form of com- used in Latin before consonants except -b-, -p-, -l-, -m-, or -r-. In native English formations (such as costar), co- tends to be used where Latin would use con-. congruent adj. early 15c., "suitable, proper, harmoniously joined or related," from Latin congruentem (nominative congruens) "agreeing, fit, suitable," present participle of congruere "agree, correspond with," literally "to come together," from assimilated form of com "with, together" (see con-) + a lost verb gruere, ruere "fall, rush," which de Vaan traces to a PIE *ghr(e)uho- "to rush in." Geometry sense, "capable of being superposed," is attested by 1706. Related: Congruently. updated on March 07, 2018
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congruence n.