optic lobe

noun

: either of two prominences of the midbrain concerned with vision

Examples of optic lobe in a Sentence

Recent Examples on the Web
These examples are automatically compiled from online sources to illustrate current usage. Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Locust brains are quite simple: on each side of the head is an optic lobe taking in information from the eyes and performing basic processing, and these lobes feed into the central midbrain, which carries out higher-level processing. Andrew Moseman, Discover Magazine, 26 May 2010 According to Science Alert, sleeping octopuses do this because neurons firing in their optic lobes cause their pigment-containing cells to become active. Fox News, 28 Sep. 2019

Word History

First Known Use

1844, in the meaning defined above

Time Traveler
The first known use of optic lobe was in 1844

Dictionary Entries Near optic lobe

Cite this Entry

“Optic lobe.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/optic%20lobe. Accessed 5 Nov. 2024.

Kids Definition

optic lobe

noun
: either of a pair of lobes in the midbrain that are concerned with vision

Medical Definition

optic lobe

noun

More from Merriam-Webster on optic lobe

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!