hilar

hilum

[hahy-luhm]
noun, plural hila [hahy-luh] .
1.
Botany.
a.
the mark or scar on a seed produced by separation from its funicle or placenta.
b.
the nucleus of a granule of starch.
2.
Mycology. a mark or scar on a spore at the point of attachment to the spore-bearing structure.
3.
Anatomy. the region at which the vessels, nerves, etc., enter or emerge from a part.

Origin:
1650–60; < Neo-Latin; Latin: little thing, trifle; see nil

hilar, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To hilar
Collins
World English Dictionary
hilum (ˈhaɪləm)
 
n , pl -la
1.  botany
 a.  a scar on the surface of a seed marking its point of attachment to the seed stalk (funicle)
 b.  the nucleus of a starch grain
2.  a deep fissure or depression on the surface of a bodily organ around the point of entrance or exit of vessels, nerves, or ducts
 
[C17: from Latin: trifle; see nihil]

hilus (ˈhaɪləs)
 
n
a rare word for hilum
 
[C19: via New Latin from Latin: a trifle]
 
'hilar
 
adj

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
American Heritage
Medical Dictionary

hilar hi·lar (hī'lər)
adj.
Of or relating to a hilum.

hilum hi·lum (hī'ləm)
n. pl. hi·la (-lə)
A depression or slit-like opening through which nerves, ducts, or blood vessels enter and leave in an organ or a gland. Also called porta.


hi'lar (-lər) adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
American Heritage
Science Dictionary
hilum   (hī'ləm)  Pronunciation Key 
Plural hila
  1. A mark or scar on a seed, such as a bean, showing where it was formerly attached to the plant. The hilum indicates the point of attachment of the funiculus.

  2. A depression or opening through which nerves, ducts, or blood vessels pass in an organ or a gland, as in the medial aspect of the lungs or the kidneys .


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
Related Words
Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature