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aplanatic

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adjective ap·la·nat·ic \ ˌa-plə-ˈna-tik \

Definition of aplanatic

:free from or corrected for spherical aberration
  • an aplanatic lens

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Origin and Etymology of aplanatic

a- + Greek planasthai to wander — more at planet

Medical Dictionary

aplanatic

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adjective ap·la·nat·ic \ ˌap-lə-ˈnat-ik, ˌā-plə- \

medical Definition of aplanatic

:free from or corrected for spherical aberration
  • an aplanatic lens
—

aplanatically

play \-i-k(ə-)lē\ adverb

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