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strata

n. plural-only
C1 Advanced US //ˈstɹætə// UK //stɹˈɑːtɐ// stra·ta Dialect

n. different layers of something, like rocks in the ground or groups of people in society. You use this word when talking about things that are stacked or organized in levels.

n. the plural form of 'stratum', referring to distinct layers of material, such as sedimentary rock, or hierarchical levels within a social structure.


SIMPLE

The cliff shows many different strata of rock.

CONTEXTUAL

The survey revealed that the policy was unpopular across all social strata, regardless of income level.

COMPLEX

Geologists analyze the various strata to determine the chronological sequence of environmental changes that occurred over millions of years.

Synonyms
Etymology 1

From strata title.

Etymology 2

The bread is layered with the filling to produce strata (layers).

Usage

The plural of 'stratum'; takes a plural verb. While 'stratas' is occasionally seen in informal usage, it is generally considered incorrect in academic contexts.

Pitfall

this strata isthese strata areStrata is the plural form of stratum; it requires plural demonstratives and verb agreement.

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