cubital

noun
  1. 1

    A sleeve covering the arm from the elbow to the hand.

adjective
  1. 1

    Of or pertaining to the cubit or ulna.

  2. 2

    Of or pertaining to the cubitus and/or the areas of the wing next to it.

  3. 3

    Measured in cubits.

  4. 4

    Of the length of a cubit.

Source: https://en.wiktionary.org/wiki/cubital