# incognitum

> English word · Noun

## Definitions
1. An American mammoth or mastodon, especially when presumed extant.

## Etymology
Borrowed from Latin incognitum (“unknown”). Coined by William Hunter.

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