Merriam-Webster Logo
SINCE 1828
Menu
×

An Encyclopædia Britannica Company

See What's Trending Now See More Trending Words

radial keratotomy

play
noun radial ker·a·tot·o·my \ -ˌker-ə-ˈtä-tə-mē \

Definition of radial keratotomy

:a surgical operation on the cornea for the correction of myopia that involves flattening it by making a series of incisions in a radial pattern resembling the spokes of a wheel — compare photorefractive keratectomy

People Are Reading

stylized-drawing-of-woman-pole-vaulting-across-gap-to-get-trophy
Challenging Vocabulary Quiz Returns!
alt-59bab5dbb4997
Trending: 'Bodega' Startup Draws Criticism, Mockery
image2143067130
9 Slang Words With Academic Origins
alt-59c17b8172892
'So Long': A Common But Mysterious Goodbye

First Known Use of radial keratotomy

1980

Medical Dictionary

radial keratotomy

noun

medical Definition of radial keratotomy

:a surgical operation on the cornea for the correction of myopia that involves flattening the cornea by making a series of incisions in a radial pattern resembling the spokes of a wheel —abbreviation RK — compare photorefractive keratectomy

Learn More about radial keratotomy

  1. Britannica.com: Encyclopedia article about radial keratotomy

Seen and Heard

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

show hide

Love words? Need even more definitions?

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

WORD OF THE DAY

glabrous

play

smooth or hairless

Get Word of the Day daily email!

TRENDING NOW

  1. bodega "Don’t mess with the beloved bodega."

  2. carceral Of, relating to, or suggesting a jail or prison

  3. allegory No spoilers!

  4. hurricane 'A tropical cyclone'

  5. rescind To take away; cancel; repeal

SEE ALL

BROWSE DICTIONARY

radial keratotomy

Test Your Vocabulary

Challenging Vocabulary Quiz Returns!

  • stylized-drawing-of-woman-pole-vaulting-across-gap-to-get-trophy
  • Which is a synonym of fuliginous?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Word Winder's CrossWinder

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

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!

Words at Play

alt-59c17b8172892
'So Long': A Common But Mysterious Goodbye

Its origins are surprisingly murky.

alt-59c13729150dc
"Immune to" or "Immune from"?

Nobody is immune to this question.

alt-59bff395cf879
What's Going On With 'Nonplussed'?

Its recent usage is hard to shrug off.

alt-59bad350d88f1
Welcome to the New Words

From 'hive mind' to 'sriracha'

Ask the Editors

video-title-words-of-the-year-1066
Words of the Year: 1066

Or, Why Pig Meat is Called 'Pork' and Cow Meat is Called 'Beef'

payday
How Often Is 'Biweekly'?

Don't get us started on 'bimonthly'

video-irregardless-grammar-peeve-blend-of-the-synonyms-irrespective-and-regardless
Irregardless

It is in fact a real word (but that doesn't mean you should use it).

video-moose-goose-weird-plurals
Weird Plurals

One goose, two geese. One moose, two... moose. What's up with that?

Word Games

stylized-drawing-of-woman-pole-vaulting-across-gap-to-get-trophy
Challenging Vocabulary Quiz Returns!

No tricks, just difficult words.

Take the quiz
name-that-color-logo
Name that Color!

NEW! Additional colors! More obscure than before!

Take the quiz
How Strong Is Your Vocabulary?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

Take the quiz
Word Winder's CrossWinder
Word Winder's CrossWinder

A game of winding words.

Play the game