2 definitions found
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Hilum \Hi"lum\, n. [L., a little thing trifle.]
1. (Bot.) The eye of a bean or other seed; the mark or scar
at the point of attachment of an ovule or seed to its base
or support; -- called also {hile}.
2. (Anat.) The part of a gland, or similar organ, where the
blood vessels and nerves enter the hilus; as the hilum
of the kidney.
From WordNet r 1.6 [wn]:
hilum
n 1: (anatomy) a depression or fissure where vessels or nerves or
ducts enter an organ: "the hilum of the kidney"; "hilum
of the lung" [syn: {hilus}]
2: the scar on certain seeds marking its point of attachment to
the funicle
more about hilum
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