GNU Collaborative International Dictionary of English

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1.       
   Revolute (?), a. [L. revolutus, p. p. of revolvere. See Revolve.] (Bot. & Zool.) Rolled backward or downward.
   
   [1913 Webster]
   
   ☞ A revolute leaf is coiled downwards, with the lower surface inside the coil. A leaf with revolute margins has the edges rolled under, as in the Andromeda polifilia.
   
   [1913 Webster]