blind spot

noun

1
a
: the small circular area at the back of the retina where the optic nerve enters the eyeball and which is devoid of rods and cones and is not sensitive to light

called also optic disc

see eye illustration
b
: a portion of a field that cannot be seen or inspected with available equipment
2
: an area in which one fails to exercise judgment or discrimination

Examples of blind spot in a Sentence

When driving on the highway, you need to make sure no one is in your blind spot before changing lanes. She has a blind spot concerning her son's behavior.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
By aligning detection, investigation and response workflows under a unified philosophy, organizations can eliminate blind spots, improve decision-making and accelerate threat containment—without forcing analysts to switch between tools or work through incomplete data. Stephen Moore, Forbes.com, 28 Mar. 2025 This leaves CIOs and board members in the dark about their real exposure and creates dangerous blind spots that can lead to financial losses, regulatory penalties and erosion of stakeholder trust. Bob Ackerman, Forbes, 25 Mar. 2025 With real-time data missing, the broader community is left guessing about which strains are circulating in the United States right now — an especially concerning blind spot given the threat of H5N1 and the constant mutation of seasonal flu viruses. Richard Hughes Iv, Baltimore Sun, 19 Mar. 2025 Director Jessica Earnshaw has an eye for blind spots. Stephen Saito, Variety, 16 Mar. 2025 See All Example Sentences for blind spot

Word History

First Known Use

1829, in the meaning defined at sense 1a

Time Traveler
The first known use of blind spot was in 1829

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Cite this Entry

“Blind spot.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/blind%20spot. Accessed 2 Apr. 2025.

Kids Definition

blind spot

noun
1
a
: a point in the retina through which the optic nerve enters and which does not respond to light
b
: a part of an area that cannot be seen with available equipment
2
: an area of weakness (as in judgment)

Medical Definition

blind spot

noun
: the small circular area in the retina where the optic nerve enters the eye that is devoid of rods and cones and is insensitive to light

called also optic disc

More from Merriam-Webster on blind spot

Last Updated: - Updated example sentences
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