CORRUGATE

corrugate. Corrugate, v.t. to wrinkle, purse up, contract

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Cor″ru‐gate (k?r″r?–g?t), a. [[L. corrugatus, p. p. of corrugare; cor-+ rugare to wrinkle, ruga wrinkle; of uncertain origin.]] Wrinkled; crumpled; furrowed; contracted into ridges and furrows.