delimit (v.)youdaoicibaDictYouDict[delimit 词源字典]
1852, from French délimiter (18c.), from Latin delimitare "to mark out as a boundary," from de- (see de-) + limitare, from limitem, limes "boundary, limit" (see limit (n.)). Related: Delimited; delimiting.[delimit etymology, delimit origin, 英语词源]