Rev"o*lute (?), a. [L. revolutus, p. p. of revolvere. See Revolve.] Bot. & Zool.
Rolled backward or downward.
⇒ 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.
© Webster 1913.