anaphrodisiac

/AE0 N AH0 F R OW0 D IY1 Z IY0 AE0 K/
noun
  1. 1

    An antaphrodisiac (substance which reduces the sex drive).

adjective
  1. 1

    Antaphrodisiac (capable of reducing the sex drive).

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