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单词 understratum
释义

understratum

[ uhn-der-strey-tuhm, -strat-uhm ]
/ ˈʌn dərˌstreɪ təm, -ˌstræt əm /

noun, plural un·der·stra·ta [uhn-der-strey-tuh, -strat-uh], /ˈʌn dərˌstreɪ tə, -ˌstræt ə/, un·der·strat·ums.

a substratum.

Origin of understratum

First recorded in 1725–35; under- + stratum

Words nearby understratum

understock, understood, understorey, understory, understrapper, understratum, understrength, understructure, understudy, undersubscribe, undersurface
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for understratum

  • But there is an understratum of deep, calm sea, which the breath of the wildest tempest can never reach.

    The Life and Public Services of James A. Garfield|Emma Elizabeth Brown
  • Where the city is now built it is fine siliceous sand, supported by an understratum of clay, which is of varied colors.

    Petals Plucked from Sunny Climes|Sylvia Sunshine
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更新时间:2024/11/11 16:01:20