aplanatism

noun
aplan·​a·​tism | \ ā-ˈplan-ə-ˌtiz-əm How to pronounce aplanatism (audio) , ˈap-lə-ˌnat-ˌiz- How to pronounce aplanatism (audio) \

Medical Definition of aplanatism

: freedom from spherical aberration

Learn More About aplanatism

Dictionary Entries Near aplanatism

aplanatic

aplanatism

aplasia

See More Nearby Entries 

Cite this Entry

“Aplanatism.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/aplanatism. Accessed 21 Sep. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

WORD OF THE DAY

Test Your Vocabulary

Difficult Spelling Words Quiz

  • alphabet pasta spelling help
  • Which is the correct spelling?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Typeshift

Anagram puzzles meet word search.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!