Borders on; is adjacent to; meets at a point or edge.
From Old French 'abouter' (to border on), from 'about' (end of something), ultimately from Latin 'ad' (to) + 'buttis' (end), with meanings naturally evolving to 'to be next to.'
The word 'abuts' reveals why real estate and surveying language can sound archaic—these legal and technical fields preserve older words because they need precise, unambiguous terminology.
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