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.
Some cortical areas showed increased receptor density, while reductions were seen in regions associated with reward processing, especially the habenula.
From Science Daily ● Mar. 8, 2026
The habenula might potentially store its location, enabling it to reconstruct sequences of movement.
From Science Daily ● Feb. 1, 2024
Meanwhile, chronically high glucose levels—communicated through the vagus and other interoceptive pathways—cause the habenula to respond less vigorously to nicotine, prompting the rats to seek more of the drug.
From Science Magazine ● Jun. 10, 2021
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
Li, K. et al. βCaMKII in lateral habenula mediates core symptoms of depression.
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.
