opiorphin

O1P3I1O1R1P3H4I1N1

noun

A painkilling chemical compound first isolated from human saliva.

First used 21st c.Scrabble 16
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Meanings

nounopiorphin (countable and uncountable, plural opiorphins)

plural opiorphins

  1. countableuncountablebiochemistryA painkilling chemical compound first isolated from human saliva.First known use 21st c.

    Our saliva contains one painkiller that is stronger than morphine. It is called opiorphin, and was only discovered in 2006.

    2015, Giulia Enders, translated by David Shaw, Gut, Scribe, published 2016, page 21
Cite this entry
APA

opiorphin. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/opiorphin

MLA

“opiorphin.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/opiorphin. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “opiorphin,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/opiorphin.

Source: opiorphin on Wiktionary, CC BY-SA 4.0.