D defs.my
Entry 2 senses · 2 variants Webster, 1913

Irritancy

· Ir·ri·tan·cy · IPA
01 n. The state or quality of being null and void; invalidity; forfeiture.
  1. 1.
    The state or quality of being null and void; invalidity; forfeiture.(Scots Law)
02 n. The state or quality of being irritant or irritating.
  1. 1.
    The state or quality of being irritant or irritating.