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stratum Meaning & Definition

ˈstrā-təm

What Does Stratum Mean?

Stratum is a noun that means a bed or layer artificially made. It can also mean a sheetlike mass of sedimentary rock or earth of one kind lying between beds of other kinds.

Quick Facts About Stratum

Part of speechnoun
Pronunciation/ˈstrā-təm/
Syllables2
Synonymscaste, class and estate
Pluralstrata
First known use1599

Stratum Definition (Noun)

  1. a bed or layer artificially made

    A stratum of sand overlying a different base soil, particularly in an artillery work, might indicate the use of sandbags.

  2. a sheetlike mass of sedimentary rock or earth of one kind lying between beds of other kinds

    geological stratum

  3. a region of the sea or atmosphere that is analogous to a stratum of the earth

    … cold water upwelling from deeper strata.

  4. a layer of tissue

    deep stratum of the skin

  5. a layer in which archaeological material (such as artifacts, skeletons, and dwelling remains) is found on excavation
  6. a part of a historical or sociological series representing a period or a stage of development

    The phrase is found only in the … older stratum of the book of Samuel …

  7. a socioeconomic level of society comprising persons of the same or similar status especially with regard to education or culture

    the upper/lower stratum of society

  8. one of a series of layers, levels, or gradations in an ordered system

    strata of thought

  9. a statistical subpopulation

Synonyms of Stratum

Stratum synonyms and antonyms →

Antonyms of Stratum

No antonyms or near antonyms are listed by the available sources for this entry.

Stratum in a Sentence

A stratum of sand overlying a different base soil, particularly in an artillery work, might indicate the use of sandbags.

geological stratum

… cold water upwelling from deeper strata.

deep stratum of the skin

The phrase is found only in the … older stratum of the book of Samuel …

the upper/lower stratum of society

strata of thought

the lower strata of society have been hit especially hard by this economic downturn

the level of writing in that pop novel is several strata beneath that of serious fiction

Word Forms & Grammar

stra·ta

strata

stratum

stratums

stratum (plural strata or (rare) stratums)

Words That Rhyme With Stratum

Origin of Stratum

Origin 1: New Latin, from Latin, spread, bed, from neuter of stratus, past participle of sternere to spread out strew

Origin 2: Borrowed from Latin strātum (“a spread for a bed, coverlet, quilt, blanket; a pillow, bolster; a bed”), neuter singular of strātus, perfect passive participle of sternō (“spread”). Doublet of estrade and street.

First Known Use

1599

Pronouncing Stratum

You say stratum as /ˈstrā-təm/. It has 2 syllables, with the main stress on the first syllable (strā).

Frequently Asked Questions About Stratum

What part of speech is stratum?

Stratum is a noun.

What is another word for stratum?

Close synonyms of stratum are caste, class and estate. See the full list of stratum synonyms and antonyms.

What is the plural of stratum?

The plural of stratum is strata.

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