apochromatic

[ ap-uh-kroh-mat-ik, -oh-kruh- ]
/ ˌæp ə kroʊˈmæt ɪk, -oʊ krə- /

adjective Optics.

corrected for spherical aberration at two wavelengths or colors and for chromatic aberration at three wavelengths.

Nearby words

  1. apocarp,
  2. apocarpous,
  3. apocatastasis,
  4. apocenter,
  5. apochromat,
  6. apochromatic objective,
  7. apocopate,
  8. apocope,
  9. apocrine,
  10. apocrine adenoma

Origin of apochromatic

First recorded in 1885–90; apo- + chromatic

Related formsap·o·chro·ma·tism [ap-uh-kroh-muh-tiz-uh m] /ˌæp əˈkroʊ məˌtɪz əm/, noun

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019


British Dictionary definitions for apochromatic

apochromatic

/ (ˌæpəkrəˈmætɪk) /

adjective

(of a lens) almost free from spherical and chromatic aberration
Derived Formsapochromatism (ˌæpəˈkrəʊməˌtɪzəm), noun

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