Standard Lemma guide

claystone

noun · 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

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No pronunciation record was provided for this word.

1

noun

Meaning 1

Sedimentary rock composed of fine clay particles.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: geography, geology, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

One of the concretionary nodules in alluvial deposits.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

fine-grained rock consisting of compacted clay particles

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: rock, stone

History

Etymology

From clay + stone.

Across languages

Translations

8 source translations are retained for this English entry.

  • Dutch: kleisteen — sedimentary rock composed of fine, clay particles
  • Finnish: savikivi — sedimentary rock composed of fine, clay particles
  • French: argilite — sedimentary rock composed of fine, clay particles
  • German: Tonstein — sedimentary rock composed of fine, clay particles
  • Persian: رسسنگ (ros-sang) — sedimentary rock composed of fine, clay particles
  • Polish: iłowiec — sedimentary rock composed of fine, clay particles
  • Slovak: ílovec — sedimentary rock composed of fine, clay particles
  • Turkish: kil taşı — sedimentary rock composed of fine, clay particles