# siliceous

> English word · Adjective · IPA /sɪˈlɪ.ʃəs/

## Definitions
1. Of, relating to, consisting of, or resembling silica or silicates.
2. Comprised of biogenic silicate minerals. Contrasted with the inorganic term siliciclastic.

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