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plica

[plahy-kuh]
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noun, plural pli·cae [plahy-see, -kee] /ˈplaɪ si, -ki/.
  1. Zoology, Anatomy. a fold or folding.
  2. Also called pli·ca po·lon·i·ca [puh-lon-i-kuh] /pəˈlɒn ɪ kə/. Pathology. a matted, filthy condition of the hair, caused by disease, vermin, etc.
  3. (in medieval music) a vertical mark attached to a neume, standing for an interpolated melodic ornament.
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Origin of plica

1675–85; < Medieval Latin: a fold, back formation from Latin plicāre to fold, ply2
Related formspli·cal, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for plica

Historical Examples

  • It might be stricken with dry-rot, elephantiasis and plica polonica for ought I care.

    Mr. Incoul's Misadventure

    Edgar Saltus

  • Plica polonica, which is endemic in Russia, is almost cosmopolitan.

    Fungi: Their Nature and Uses

    Mordecai Cubitt Cooke

  • In German the plica polonica is called Alpzopf, or hobgoblin's tail.

    Myth and Science

    Tito Vignoli

  • Hair matted or clotted, either from neglect or from the disease known as the Plica Polonica.

  • And perhaps the very essence of the Plica Polonica may be the hairs growing hollow, and of an unnatural constitution.

    Micrographia

    Robert Hooke


British Dictionary definitions for plica

plica

noun plural plicae (ˈplaɪsiː)
  1. Also called: fold anatomy a folding over of parts, such as a fold of skin, muscle, peritoneum, etc
  2. pathol a condition of the hair characterized by matting, filth, and the presence of parasites
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Derived Formsplical, adjective

Word Origin

C17: from Medieval Latin: a fold, from Latin plicāre to fold; see ply ²
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

plica in Medicine

plica

(plīkə)
n. pl. pli•cae (-kē)
  1. A fold or ridge, as of skin or membrane.
  2. false membrane
Related formsplical adj.