1 : catch the scent of; get wind of
2 : produce a certain impression
3 : inhale the odor of; perceive by the olfactory sense
4 : detect some circumstance or entity automatically
5 : undergo an emotional sensation or be in a particular state of mind
6 : emit an odor
1 : the act of perceiving the odor of something
2 : the sensation that results when olfactory receptors in the nose are stimulated by particular chemicals in gaseous form
3 : the faculty that enables us to distinguish scents