Standard Lemma guide

siliceous

adj · 3 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • /sɪˈlɪ.ʃəs/
  • Recorded audio is listed in the source snapshot.

1

adj

Meaning 1

Of, relating to, consisting of, or resembling silica or silicates.

Definition source: English Wiktionary via Wiktextract

Topics: chemistry, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: silicaceous

Antonyms: none provided

2

adj

Meaning 2

Comprised of biogenic silicate minerals. Contrasted with the inorganic term siliciclastic.

Definition source: English Wiktionary via Wiktextract

Topics: geography, geology, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

adjective

Meaning 3

relating to or containing or resembling silica

Definition source: Princeton WordNet 3.0

Examples

  • gritrock is siliceous sandstone

Meaning relationships

Synonyms: silicious

Antonyms: none provided

History

Etymology

No etymology was provided for this word.

Across languages

Translations

14 source translations are retained for this English entry.

  • Dutch: kiezelhoudend — relating to silica
  • Dutch: kiezelachtig — relating to silica
  • Dutch: kiezel- — relating to silica
  • French: siliceux — relating to silica
  • German: kieselhaltig — relating to silica
  • German: kieselartig — relating to silica
  • German: Kiesel- — relating to silica
  • Italian: siliceo — relating to silica
  • Italian: silicioso — relating to silica
  • Polish: krzemionkowy — relating to silica
  • Spanish: silíceo — relating to silica
  • Swedish: kiselhaltig — relating to silica
  • Swedish: kiselartad — relating to silica
  • Swedish: kisel- — relating to silica