We're working on a new site. Click here to get a sneak preview.
Medical Dictionary

vomeronasal organ


Medical Definition of VOMERONASAL ORGAN

:  either of a pair of small blind pouches or tubes in many vertebrates that are situated one on either side of the nasal septum or in the buccal cavity and that are reduced to rudimentary pits in adult humans but are developed in reptiles, amphibians, and some mammals as chemoreceptors—called also Jacobson's organ, organ of Jacobson


How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears