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
Examples of spherical aberration in a Sentence
Recent Examples on the Web
Hubble was initially hobbled by an error during the 94.5-inch primary mirror's fabrication that resulted in an optical defect known as spherical aberration, preventing the telescope from bringing starlight to a sharp focus.
—
William Harwood, CBS News, 4 June 2024
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.
William Harwood, CBS News, 4 June 2024
Dictionary Entries Near spherical aberration
Cite this Entry
“Spherical aberration.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/spherical%20aberration. Accessed 24 Nov. 2024.
Copy CitationMedical Definition
spherical aberration
noun
spher·i·cal aberration
ˈsfir-i-kəl-, ˈsfer- 
: aberration that is caused by the spherical form of a lens or mirror and that gives different foci for central and marginal rays
Love words? Need even more definitions?
Merriam-Webster unabridged
Share