Standard Lemma guide
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.
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No pronunciation record was provided for this word.
noun
Two or more beds or strata of rock united by the occurrence of fossils of the same characteristic species or genera.
Definition source: English Wiktionary via Wiktextract
Topics: geography, geology, natural-sciences, stratigraphy
No example sentence was provided for this meaning.
Synonyms: bed
Antonyms: none provided
History
Borrowed from French assise.
