出典:Wiktionary
出典:『Wiktionary』 (2025/07/26 12:04 UTC 版)
From 中期英語 rondel, from Old French rondel, a diminutive of ronde, the feminine of ront, reont (“round (in shape)”), from Latin rotundus (“round, circular; spherical”), related to rota (“wheel”).
rondel (plural rondels)