Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

confocal

play
adjective con·fo·cal \(ˌ)kän-ˈfō-kəl\

Definition of confocal

  1. :  having the same foci <confocal ellipses> <confocal lenses>

confocally

play \-kə-lē\ adverb


1867

First Known Use of confocal

1867

Rhymes with confocal


Medical Dictionary

confocal

play
adjective con·fo·cal \(ˈ)kän-ˈfō-kəl\

Medical Definition of confocal

  1. :  having the same foci <confocal lenses>

confocally

\-kə-lē\play adverb



Learn More about confocal

  1. Medical Dictionary: Definition of confocal


Seen and Heard

What made you want to look up confocal? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

a jerking and twitching of the body

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

two-chairs-on-a-pier-by-the-ocean-in-summer

Which of the following words means “of or relating to summer”?

brumal vernal estival hiemal
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ