siltstone.
A sedimentary rock whose composition is intermediate in grain size between the coarser sandstone and the finer mudstone.
Meaning & usage
A sedimentary rock whose composition is intermediate in grain size between the coarser sandstone and the finer mudstone.
Where this word comes from
Etymology tree English silt Proto-Indo-European *steh₂- Proto-Indo-European *steyh₂- Proto-Indo-European *-nos Proto-Indo-European *stóyh₂nos Proto-Germanic *stainaz Proto-West Germanic *stain Old English stān Middle English ston English stone English siltstone From silt + stone.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.