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

Roche limit

play
noun \ˈrȯsh-, ˈrōsh-\

Definition of Roche limit

  1. :  the distance from a planet's center within which a satellite can neither approach nor reside without being disrupted by tidal forces



Origin of roche limit

E. A. Roche †1883 French mathematician


First Known Use: 1889


Learn More about roche limit


Seen and Heard

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

WORD OF THE DAY

marked by propriety and good taste

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image567572573

Which of these is a synonym of unctuous?

maudlin oily prompt angry
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