(pathology) Initialism of holoprosencephaly.

(obsolete, transitive) To hock; to hamstring; to cripple; to disable.

(mathematics) Formally, given two partially ordered sets A and B, the order ≤ on the Cartesian product A × B such that (a,b) ≤ (a′,b′) if and only if a < a′ or (a = a′ and b ≤ b′).

plural of dudhwallah