from the GNU version of the Collaborative International Dictionary of English
- adj. an organ for smelling. In vertebrates the olfactory organs are more or less complicated sacs, situated in the front part of the head and lined with epithelium innervated by the olfactory (or first cranial) nerves, and sensitive to odoriferous particles conveyed to it in the air or in water.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. the organ of smell and entrance to the respiratory tract; the prominent part of the face of man or other mammals
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