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rock tripe

noun

Definition of rock tripe

: any of various dark leathery umbilicate foliose lichens (as of the genus Umbilicaria) that are widely distributed on rocks in boreal and alpine areas and are sometimes used as food

First Known Use of rock tripe

1854

in the meaning defined above

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  1. See words that rhyme with rock tripe Britannica.com: Encyclopedia article about rock tripe

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