spherical aberration

noun

: aberration that is caused by the spherical form of a lens or mirror and that gives different foci for central and marginal rays

Word History

First Known Use

1868, in the meaning defined above

Time Traveler
The first known use of spherical aberration was in 1868

Dictionary Entries Near spherical aberration

spherical

spherical aberration

spherical angle

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Cite this Entry

“Spherical aberration.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/spherical%20aberration. Accessed 28 Mar. 2023.

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Medical Definition

spherical aberration

noun
spher·​i·​cal aberration ˈsfir-i-kəl-, ˈsfer- How to pronounce spherical aberration (audio)
: aberration that is caused by the spherical form of a lens or mirror and that gives different foci for central and marginal rays

More from Merriam-Webster on spherical aberration

Britannica.com: Encyclopedia article about spherical aberration

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