late 12c., from Latin, literally "I believe," first word of the Apostles' and Nicene Creeds, first person singular present indicative of credere "to believe," from PIE compound *kerd-dhe- "to believe," literally "to put one's heart" (cognates: Old Irish cretim, Irish creidim, Welsh credu "I believe," Sanskrit ?rad-dhā- "faith"), from PIE root *kerd- (1) "heart" (see heart (n.)). The nativized form is creed. General sense of "formula or statement of belief" is from 1580s.
例文
1. Lord Clarendon 's liberal credo was one of the foundations of his political conduct.
クラレンドン卿の自由主義信条は、彼が政治活動に従事するための大きな基礎である。
2.To be the first to bear hardship and the last to enjoy comfort is our credo .
苦労を前にして、楽しんで、これが私たちのスローガンです。
3."Honesty is the best policy "is his credo for dealing.
「誠実は得策」は彼の商売の信条だ。
4.And this is our answer--our credo .
これが私たちの答えです——私たちの信条.
スピーチセクションから
5. Credo ：I will return with help！You stall him until then！