n.
Pronunciation: ' vi ŋ -ky ə -l ə m
Function: noun
Inflected Form: plural -lums or -la \ -l ə \
Etymology: Latin, from vincire to bind
Date: 1661
1 : a unifying bond : LINK , TIE
2 : a straight horizontal mark placed over two or more members of a compound mathematical expression and equivalent to parentheses or brackets about them (as in a-b-c=a- [ b-c ] )