optic lobe

noun

Definition of optic lobe

: either of two prominences of the midbrain concerned with vision

Examples of optic lobe in a Sentence

Recent Examples on the Web 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, "Sleeping octopus' amazing color shifts revealed in new film," 28 Sep. 2019

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

First Known Use of optic lobe

1844, in the meaning defined above

Keep scrolling for more

Learn More about optic lobe

Time Traveler for optic lobe

Time Traveler

The first known use of optic lobe was in 1844

See more words from the same year

Statistics for optic lobe

Cite this Entry

“Optic lobe.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/optic%20lobe. Accessed 27 Oct. 2020.

Keep scrolling for more

More Definitions for optic lobe

optic lobe

noun

Medical Definition of optic lobe

More from Merriam-Webster on optic lobe

Britannica.com: Encyclopedia article about optic lobe

Comments on optic lobe

What made you want to look up optic lobe? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

Test Your Vocabulary

Namesakes Word Quiz

  • a citrus fruit possibly named after a person
  • Which of the following is a fruit named after a Moroccan seaport?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Bee Cubed

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

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