Dictionary.com

Jacobson's organ

[ jey-kuhb-suhnz ]
/ ˈdʒeɪ kəb sənz /
Save This Word!

noun Anatomy, Zoology.
either of a pair of blind, tubular, olfactory sacs in the roof of the mouth, vestigial in humans but well-developed in many animals, especially reptiles.
QUIZ
WILL YOU SAIL OR STUMBLE ON THESE GRAMMAR QUESTIONS?
Smoothly step over to these common grammar mistakes that trip many people up. Good luck!
Question 1 of 7
Fill in the blank: I can’t figure out _____ gave me this gift.

Origin of Jacobson's organ

1870–75; named after L. L. Jacobson (died 1843), Danish anatomist
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use Jacobson's organ in a sentence

FEEDBACK