英语词汇commutation的起源、历史背景-英语词源词典

词汇	commutation
词源	commutation n. mid-15c., commutacioun, "act of giving one thing for another," from Old French commutacion "change, transformation, exchange, barter" (13c., Modern French commutation), from Latin commutationem (nominative commutatio) "a change, alteration," noun of action from past participle stem of commutare "to change, alter entirely" (see commute (v.)). From c. 1500 as "a passage from one state to another;" 1590s as "act of substituting one thing for another." Entries linking to commutation commute v. mid-15c., "to change (something into something else), transform," from Latin commutare "to often change, to change altogether," from com-, here perhaps an intensive prefix (see com-), + mutare "to change" (from PIE root *mei- (1) "to change, go, move"). Sense of "make less severe" is from 1630s; sense of "exchange, put in place of another" is from 1630s. Meaning "substitute one sort of burden for another" is from 1640s. Meaning "go back and forth to work" is attested by 1889, from commutation ticket "a season pass" on a railroad, streetcar line, etc. (1848), from commute in its sense of "to change one kind of payment into another" (1795), especially "to combine a number of payments into a single one, pay a single sum instead of a number of successive payments" (1845). Related: Commuted; commuting; commutable. The noun meaning "a journey made in commuting" is attested by 1960. Also compare commuter. updated on February 08, 2018
随便看	expose exposition expository ex post facto expostulate expostulation exposure expound express expression expressionist expressionless expressive expressly expresso expressway exprobration expropriate expropriation expugn expulsion expunction expunge expurgate expurgation

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commutation n.

Entries linking to commutation