parfocal

adjective
par·​fo·​cal | \ ˌpär-ˈfō-kəl How to pronounce parfocal (audio) \

Definition of parfocal

: being or having lenses or lens sets (such as eyepieces) with the corresponding focal points all in the same plane

Other Words from parfocal

parfocality \ ˌpär-​fō-​ˈka-​lə-​tē How to pronounce parfocal (audio) \ noun
parfocalize \ ˌpär-​ˈfō-​kə-​ˌlīz How to pronounce parfocal (audio) \ transitive verb

First Known Use of parfocal

circa 1886, in the meaning defined above

History and Etymology for parfocal

Latin par equal + English focal

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Time Traveler for parfocal

Time Traveler

The first known use of parfocal was circa 1886

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Dictionary Entries Near parfocal

parfleche

parfocal

parfocalization

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Cite this Entry

“Parfocal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/parfocal. Accessed 28 Jun. 2022.

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More Definitions for parfocal

parfocal

adjective
par·​fo·​cal | \ (ˈ)pär-ˈfō-kəl How to pronounce parfocal (audio) \

Medical Definition of parfocal

: having corresponding focal points all in the same plane : having sets of objectives or eyepieces so mounted that they may be interchanged without varying the focus of the instrument (as a microscope) with which they are used

Other Words from parfocal

parfocality \ -​fō-​ˈkal-​ət-​ē How to pronounce parfocal (audio) \ noun, plural parfocalities

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