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thysanuran

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noun thy·sa·nu·ran \ˌthī-sə-ˈnu̇r-ən, -ˈnyu̇r-\

Definition of thysanuran

thysanuran adjective


Origin of thysanuran

ultimately from Greek thysanos tassel + oura tail — more at ass


First Known Use: 1835


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expressing little or no emotion

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