olfactory bulb

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olfactory bulb

n.
The bulblike distal end of the olfactory lobe, where the olfactory nerves begin.
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.

olfactory bulb

n
(Anatomy) the anterior and slightly enlarged end of the olfactory tract, from which the cranial nerves concerned with the sense of smell originate
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

olfac′tory bulb`



n.
the anterior swelling of each olfactory lobe, in which the fibers of the olfactory nerve terminate.
[1865–70]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.olfactory bulb - one of two enlargements at the terminus of the olfactory nerve at the base of the brain just above the nasal cavities
neural structure - a structure that is part of the nervous system
olfactory brain, rhinencephalon - a center in the cerebral hemispheres that governs the sense of smell in lower animals; in humans it seems to mediate complex emotional behavior
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