Roche limit

noun
\ ˈrȯsh- , ˈrōsh- \

Definition of Roche limit 

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

First Known Use of Roche limit

1889, in the meaning defined above

History and Etymology for Roche limit

English A. Roche †1883 French mathematician

Keep scrolling for more

Learn More about Roche limit

Share Roche limit

Statistics for Roche limit

Look-up Popularity

Time Traveler for Roche limit

The first known use of Roche limit was in 1889

See more words from the same year

Comments on Roche limit

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

a magnificent or impressive array

Get Word of the Day daily email!

Test Your Vocabulary

Musical Words Quiz

  • gramophone
  • Which word describes a musical performance marked by the absence of instrumental accompaniment?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Bee Cubed

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!