Plait \Plait\, n. [OE. playte, OF. pleit, L. plicatum, plicitum,
p. p. of plicare to fold, akin to plectere to plait. See
{Ply}, and cf. {Plat} to weave, {Pleat}, {Plight} fold.]
1. A flat fold; a doubling, as of cloth; a pleat; as, a box
plait.
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The plaits and foldings of the drapery. --Addison.
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2. A braid, as of hair or straw; a plat.
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{Polish plait}. (Med.) Same as {Plica}.
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Plica \Pli"ca\, n. [LL., a fold, fr. L. plicare to fold. See
{Ply}, v.]
1. (Med.) A disease of the hair (Plica polonica), in which it
becomes twisted and matted together. The disease is of
Polish origin, and is hence called also {Polish plait}.
--Dunglison.
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2. (Bot.) A diseased state in plants in which there is an
excessive development of small entangled twigs, instead of
ordinary branches.
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3. (Zool.) The bend of the wing of a bird.
[1913 Webster] Plicate