Standard Lemma guide

sepiolite

noun · 2 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.

No pronunciation record was provided for this word.

1

noun

Meaning 1

A hydrated magnesium silicate, clay mineral used for carving into decorative articles and smoking pipes.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: chemistry, geography, geology, mineralogy, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: meerschaum

Antonyms: none provided

2

noun

Meaning 2

a white clayey mineral

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: meerschaum

Antonyms: none provided

Broader terms: mineral

History

Etymology

From Latin sepia (“cuttlefish”) + -lite, from its resemblance to cuttlebone.

Across languages

Translations

9 source translations are retained for this English entry.

  • Finnish: merenvaha — a clay mineral, the formal name of meerschaum
  • Finnish: sepioliitti — a clay mineral, the formal name of meerschaum
  • French: sépiolite — a clay mineral, the formal name of meerschaum
  • German: Sepiolith — a clay mineral, the formal name of meerschaum
  • Italian: sepiolite — a clay mineral, the formal name of meerschaum
  • Polish: sepiolit — a clay mineral, the formal name of meerschaum
  • Polish: pianka morska — a clay mineral, the formal name of meerschaum
  • Russian: сепиоли́т (sepiolít) — a clay mineral, the formal name of meerschaum
  • Spanish: sepiolita — a clay mineral, the formal name of meerschaum