D defs.my
Entry 4 senses Webster, 1913

Vinculum

· Vin·cu·lum · IPA /ˈvɪŋ.kjə.ləm/
01 n. A bond of union; a tie.
pl. Vincula, Vinculums ((#))
  1. 1.
    A bond of union; a tie.
  2. 2.
    A straight, horizontal mark placed over two or more members of a compound quantity, which are to be subjected to the same operation, as in the expression x2 + y2 - x + y.(Math.)
  3. 3.
    A band or bundle of fibers; a fraenum.(Anat.)
  4. 4.
    A commissure uniting the two main tendons in the foot of certain birds.(Zool.)