" jacobson's organ "

[Noun]  | "Ja*cob*son's organ" | \ ˈjā-kəb-sənz- \

1: vomeronasal organ

Origin: 1885 ;

 Ludvig L. Jacobson †1843 Danish anatomist;

[Noun]  | "vom*ero*na*sal organ" | \ ˌvä-mə-rō-ˈnā-zəl- \

1: 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

Origin: circa 1926 ;