habenula
Americannoun
Other Word Forms
Derived Forms
Inflected Forms
Nouns
Etymology
Origin of habenula
1875–80; < Latin: small strip of skin, equivalent to habēn ( a ) strap, thong, rein (derivative of habēre to have, hold, possess; cf. able, habit 1) + -ula -ule
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The gene proved very active in the habenula, a region of the cichlid’s brain that registers fear and instigates movement.
From Science Magazine ● Apr. 24, 2024
Employing patch-clamp electrophysiology, researchers elucidated changes in neuronal excitability in the medial habenula and ventral tegmental area based on nicotine dosage and sex.
From Science Daily ● Feb. 13, 2024
The habenula, for its part, clearly acts as a kind of "satnav," showing the fish where it can locate a comfortable temperature and guiding it straight back there.
From Science Daily ● Feb. 1, 2024
When nicotine binds to neuronal receptors in a brain region called the habenula, Kenny found, it prompts the pancreas to release glucagon, a hormone that raises blood sugar.
From Science Magazine ● Jun. 10, 2021
Shabel, S. J., Proulx, C. D., Trias, A., Murphy, R. T. & Malinow, R. Input to the lateral habenula from the basal ganglia is excitatory, aversive, and suppressed by serotonin.
From Nature ● Feb. 13, 2018
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
