# despeciation

> English word · Noun

## Definitions
1. The loss of a unique species of animal due to its combining with another previously distinct species.
2. The loss of antigenic specificity in an antigen or an antibody thereto.

## Etymology
From de- + speciation.

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