aplanatic


ap·la·nat·ic

adjective \ˌa-plə-ˈna-tik\

Definition of APLANATIC

:  free from or corrected for spherical aberration <an aplanatic lens>

Origin of APLANATIC

a- + Greek planasthai to wander — more at planet
First Known Use: 1794

ap·la·nat·ic

adjective \ˌap-lə-ˈnat-ik, ˌā-plə-\   (Medical Dictionary)

Medical Definition of APLANATIC

: free from or corrected for spherical aberration <an aplanatic lens>
ap·la·nat·i·cal·ly \-i-k(ə-)lē\ adverb

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