出典:Wiktionary
出典:『Wiktionary』 (2025/01/05 14:46 UTC 版)
(late 16th century) From a Romance language, see French concentrer, Italian concentràre, Spanish concentrar; alternatively from Medieval Latin/New Latin concentrō. By surface analysis, con- + centre. Doublet of concentrate.
concentre (third-person singular simple present concentres, present participle concentring, simple past and past participle concentred) (British spelling, dated)