APLANATIC


Meaning of APLANATIC in English

|aplə|nad.ik adjective

Etymology: irregular from Greek aplanētos that cannot go astray (from a- a- (II) + planētos wandering) + English -ic — more at planet

: free from or corrected for spherical aberration

an aplanatic lens

• ap·la·nat·i·cal·ly -d.ə̇k(ə)lē adverb

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.