Of, relating to, or contributing to the sense of smell.(adjective)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "olfactory" in a sentence
"Some interesting things about our sense of smell: According to wikipedia, it is our accessory olfactory system (as opposed to the main olfactory system) that smells the fluid-phase chemicals."
"In the first study to examine living nerve cells from patients with psychiatric disease, scientists from the Monell Chemical Senses Center, the University of Pennsylvania, and collaborating institutions report altered nerve cell function in olfactory receptor neurons from patients with bipolar disorder."
"Similar to a visuospatial sketchpad where the brain briefly stores images, this function can be likened to an olfactory flacon (the French word for flask, often used to describe a vessel for perfume), where the brain briefly stores odors."