MEANING
A layer of material or a level within an organized system.
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Words that belong together
- rock stratum
- social stratum
On the page
A pale stratum ran between the darker beds of stone.
Nearby words
Word forms
- Base
- stratum
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Usage notes
Primary category: academic / formal. Forms: Singular stratum; plural strata or stratums. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings. Established modern English lexical item. No separate regional spelling or grammatical inflection entry. Commonness: moderately common.
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