vinculum

play
noun vin·cu·lum \ˈviŋ-kyə-ləm\

Definition of vinculum

plural

vinculums

or

vincula

play \-lə\
  1. 1 :  a unifying bond :  link, tie

  2. 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])

Illustration of vinculum

Origin and Etymology of vinculum

Latin, from vincire to bind


First Known Use: 1661


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a harsh rebuke

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