pinna
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pin·na
(pĭn′ə)n. pl. pin·nae (pĭn′ē) or pin·nas
1. Botany A leaflet or primary division of a pinnately compound leaf.
2. Zoology A feather, wing, fin, or similar appendage.
3. Anatomy See auricle.
[Latin, feather; see pet- in Indo-European roots.]
pin′nal adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
pinna
(ˈpɪnə)n, pl -nae (-niː) or -nas
1. (Botany) any leaflet of a pinnate compound leaf
2. (Zoology) zoology a feather, wing, fin, or similarly shaped part
3. (Anatomy) another name for auricle2
[C18: via New Latin from Latin: wing, feather, fin]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
pin•na
(ˈpɪn ə)n., pl. pin•nae (ˈpɪn i)
pin•nas.
1. a primary division of a pinnate leaf.
2.
a. a feather, wing, or winglike part.
b. a fin or flipper.
3. the visible portion of the ear that projects from the head.
[1660–70; < Latin: feather, wing, fin]
pin′nal, adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
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| Noun | 1. |  pinna - division of a usually pinnately divided leafleaflet - part of a compound leaf |
| 2. |  pinna - the externally visible cartilaginous structure of the external earexternal ear, outer ear - the part of the ear visible externally tragus - a small cartilaginous flap in front of the external opening of the ear cauliflower ear - an auricle deformed by injury; common among boxers cartilaginous structure - body structure given shape by cartilage |
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations
pin·na
n. L. pinna, pabellón de la oreja.
English-Spanish Medical Dictionary © Farlex 2012