mid-13c., "to end at, to border on," from Old French aboter "join end to end, touch upon" (13c.), from à "to" (see ad-) + bout "end" (see butt (n.3)). Related: Abutted; abutting.
例文
1. Near this village,the thickness of this lens reaches abut a hundred metres.
この村の近くでは、レンズ体の厚さは100メートルほどに達する。
2.The teacher abut for an easy way to explain the lesson.
先生は簡単な方法で授業をしようとした。
3.His mother is a aged woman of abut forty.
私の母は心が優しく、穏やかな女性です。
4.The cab drivers who knew abut the traffic jam took another road.