An organ that houses olfactory neurons and is responsible for the sense of smell. Examples include the vertebrate nose and the Drosophila dorsal organ.
Synonyms:
exact_synonym:
olfactory sense organ; olfactory sensory organ
narrow_synonym:
main olfactory organ; primary olfactory organ
related_synonym:
olfactory neuroepithelium; organ olfactus; organum olfactorium