# placoid

> English word · Adjective

## Definitions
1. Platelike; having irregular, platelike, bony scales, often bearing spines; pertaining to the placoid fish

## Etymology
From Ancient Greek πλάξ (pláx, stem plak-) + -oid.

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