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ocrea

[ok-ree-uh, oh-kree-uh]
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noun, plural oc·re·ae [ok-ree-ee, oh-kree-ee] /ˈɒk riˌi, ˈoʊ kriˌi/. Botany, Zoology.
  1. a sheathing part, as a pair of stipules united about a stem.
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Also ochrea.

Origin of ocrea

1820–30; < Latin: greave, legging
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for ocrea

Historical Examples

  • Part of stem and leaf of Prince's-Feather (Polygonum orientale) with the united sheathing stipules forming a sheath or ocrea.

    The Elements of Botany

    Asa Gray


British Dictionary definitions for ocrea

ocrea

noun plural -reae (-rɪˌiː)
  1. a variant spelling of ochrea
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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