1. [n]  the 14th letter of the Greek alphabet
2. [n]  the cardinal number that is the sum of ten and one
3. [adj]  being one more than ten

A VLSI design language.

["The Circuit Design Language Xi", S.I. Feldman, unpublished memo, Bell Labs, 1982].

[Mentioned in Computational Aspects of VLSI, J.D. Ullman, CS Press 1984].