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occipital lobe
noun
: the posterior lobe of each cerebral hemisphere that bears the visual cortex and has the form of a 3-sided pyramid
Examples of occipital lobe in a Sentence
Recent Examples on the Web
Football players had cortical thinning and changes in brain folding as well as lower brain signaling and coherence in frontal and medial parts of the brain, but increased signaling and coherence in the occipital lobe.
—Scott Lafee, San Diego Union-Tribune, 19 Mar. 2024
In particular, healthy people with less activity in the temporal lobe regions affected by FTD had more activity in their dorsomedial occipital lobe, a region involved in visual association.
—Robert Martone, Scientific American, 26 May 2023
Further, among the visual artists with FTD, the greater the volume of the dorsomedial occipital lobe, the greater the volume of the portion of the motor cortex that controls movement in the right hand.
—Robert Martone, Scientific American, 26 May 2023
The study suggests that in a healthy brain, the temporal lobe directly or indirectly inhibits activity in the dorsomedial occipital lobe, which supports visual association.
—Robert Martone, Scientific American, 26 May 2023
Vision is processed in the occipital lobe, a different part of the brain than where auditory information is deciphered.
—Emilie Le Beau Lucchesi, Discover Magazine, 13 July 2023
The visual component comes in when the occipital lobe is activated and can cause those fireworks or glittery-type visual changes; as that activation passes, those side effects can give way to vision loss or blurred vision.
—Kim Peiffer, Glamour, 22 June 2023
Here the temporal and occipital lobes work together to register information about the image itself as well as its visual layout, including things like perspective and scale.
—Darren Orf, Popular Mechanics, 9 Mar. 2023
When people look at a photo, the temporal lobes predominantly register information about the contents of the image (people, objects, or scenery), whereas the occipital lobe predominantly registers information about layout and perspective, such as the scale and position of the contents.
—Bykamal Nahas, science.org, 7 Mar. 2023
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'occipital lobe.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Word History
First Known Use
1861, in the meaning defined above
Dictionary Entries Near occipital lobe
Cite this Entry
“Occipital lobe.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/occipital%20lobe. Accessed 13 Jun. 2024.
Medical Definition
occipital lobe
noun
: the posterior lobe of each cerebral hemisphere that is separated medially from the parietal lobe by the parieto-occipital sulcus, is indistinctly separated more laterally from the temporal and parietal lobes, bears the visual areas, and has the form of a 3-sided pyramid
More from Merriam-Webster on occipital lobe
Britannica.com: Encyclopedia article about occipital lobe
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