[ ap-luh-nat-ik ]
/ ˌæp ləˈnæt ɪk /
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free from spherical aberration and coma.
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OTHER WORDS FROM aplanaticap·la·nat·i·cal·ly, adverb
Words nearby aplanatic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
How to use aplanatic in a sentence
British Dictionary definitions for aplanatic
/ (ˌæpləˈnætɪk) /
(of a lens or mirror) free from spherical aberration
Derived forms of aplanaticaplanatically, adverb
Word Origin for aplanatic
C18: from Greek aplanētos prevented from wandering, from a- 1 + planētos, from planaein to wander
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Medical definitions for aplanatic
[ ăp′lə-năt′ĭk ]
Of or relating to an optical lens that is free from chromatic or spherical aberration.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.