Definition of "antaphrodisiac" [ant•aph•ro•dis•i•ac]

• Capable of reducing the sex drive. (adjective)
• A substance capable of reducing the sex drive. (noun)

Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License

• "(The Water Lily Tribe.) This order is generally considered antaphrodisiac, sedative, and narcotic."
• "_ Camphor had a high reputation as an antaphrodisiac. cf."