# trilobite

> English word · Noun · IPA /ˈtɹaɪ.ləˌbaɪt/ · frequency rank #91,085

## Definitions
1. An extinct arthropod of the class Trilobita, whose body had three large lobes.

## Etymology
Borrowed from translingual Trilobita. By surface analysis, tri- (“three”) + lobe + -ite (“mineral, individual”), literally “three-lober”.

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