olfactory bulb

noun

Definition of olfactory bulb

: a bulbous anterior projection of the olfactory lobe that is the place of termination of the olfactory nerves and is especially well developed in lower vertebrates (such as fishes)

Examples of olfactory bulb in a Sentence

Recent Examples on the Web At a gross structural level, uRPL subjects tended to have smaller olfactory bulbs than their control counterparts (the olfactory bulb is an early and critical brain structure that receives direct sensory inputs from the nose). Jason Castro, Scientific American, "Does the Nose Talk to the Womb?," 8 Dec. 2020 One of the most common, loss of smell and taste, could indicate that the virus is affecting olfactory neurons or even the olfactory bulb, where the brain processes scent. Sara Harrison, Wired, "Confused About Covid Brain Fog? Doctors Have Questions, Too," 6 Nov. 2020 The disease lays siege to the supporting cells surrounding the olfactory bulb, causing inflammation even without congestion, and one half of the duet disappears. Washington Post, "Coronavirus steals a chef’s sense of taste, and there’s no telling when it might come back," 28 Sep. 2020 Researchers who study the olfactory bulb know that distinct patterns of neural activity in the bulb correspond to different scents. Grace Huckins, Wired, "Scientists Taught Mice to Smell an Odor That Doesn’t Exist," 25 June 2020 The virus may get to the brain through the olfactory bulb — which regulates smell — through the eyes or even from the bloodstream. Apoorva Mandavilli, New York Times, "How the Coronavirus Attacks the Brain," 9 Sep. 2020 The scientists picked six spots in the olfactory bulb to activate in a particular order with a laser beam and eventually trained the mice to recognize the pattern, according to a statement. Alex Fox, Smithsonian Magazine, "Experiment Tricks Mice Into Smelling Things That Aren’t There," 22 June 2020 The researchers found that the order in which the six areas of the olfactory bulb was crucial to the scent being recognized. Alex Fox, Smithsonian Magazine, "Experiment Tricks Mice Into Smelling Things That Aren’t There," 22 June 2020 For example, many scientists who study smell already believed that the timing of activity in the olfactory bulb was important to how the brain processes smell. Grace Huckins, Wired, "Scientists Taught Mice to Smell an Odor That Doesn’t Exist," 25 June 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'olfactory bulb.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of olfactory bulb

1851, in the meaning defined above

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Time Traveler for olfactory bulb

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The first known use of olfactory bulb was in 1851

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Statistics for olfactory bulb

Last Updated

22 Dec 2020

Cite this Entry

“Olfactory bulb.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/olfactory%20bulb. Accessed 18 Jan. 2021.

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More Definitions for olfactory bulb

olfactory bulb

noun

Medical Definition of olfactory bulb

: a bulbous anterior projection of the olfactory lobe that is the place of termination of the olfactory nerves

More from Merriam-Webster on olfactory bulb

Britannica.com: Encyclopedia article about olfactory bulb

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