# phosphoantigen

> English word · Noun

## Definitions
1. Any of a class of non-peptidic antigens that are organic pyrophosphates

## Etymology
From phospho- + antigen.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/phosphoantigen