# argillaceous

> English word · Adjective · IPA /ɑːd͡ʒɪlˈeɪʃəs/

## Definitions
1. Pertaining to clay; made of, containing, or resembling clay; clayey.

## Etymology
From Latin argillaceus, from argilla (“clay”), from Ancient Greek ἄργιλλος (árgillos, “white clay, potter's earth”), from ἀργός (argós, “white”).

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