antiaphrodisiac

From anti- +‎ aphrodisiac.

antiaphrodisiac (comparative more antiaphrodisiac, superlative most antiaphrodisiac)

1. anaphrodisiac
   • 1961, Harry E. Wedeck, Dictionary of Aphrodisiacs, New York: The Citadel Press, page 15:

     Water-purslan, cucumbers, even a drink of water have all been estimated, at various times, to be conducive to anti-aphrodisiac feelings.

   • 1998, Gilbert Waldbauer, Insects through the seasons, page 65:

     The males of other insects try to keep their mates faithful by daubing them with an antiaphrodisiac pheromone, a scent that mixes with the female's own scent and makes her less attractive to other males.

antiaphrodisiac (plural antiaphrodisiacs)

1. Any substance that reduces sexual attraction or feelings.