hyperboloid

noun
hy·​per·​bo·​loid | \hī-ˈpər-bə-ˌlȯid \

Definition of hyperboloid 

: a quadric surface whose sections by planes parallel to one coordinate plane are ellipses while those sections by planes parallel to the other two are hyperbolas if proper orientation of the axes is assumed

Keep scrolling for more

Other Words from hyperboloid

hyperboloidal \ (ˌ)hī-​ˌpər-​bə-​ˈlȯi-​dᵊl \ adjective

Examples of hyperboloid in a Sentence

Recent Examples on the Web

Not one but two tall monoliths now overlook the harbor: William Zeckendorf’s rooftop airport covers a substantial fraction of Manhattan’s western edge, and I.M. Pei’s pinch-waisted hyperboloid rises a hundred stories above Grand Central Terminal. Will Heinrich, New York Times, "Remember When They Wanted to Build a Parking Lot Over the Hudson?," 21 Sep. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'hyperboloid.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of hyperboloid

1743, in the meaning defined above

Keep scrolling for more

Learn More about hyperboloid

Share hyperboloid

Statistics for hyperboloid

Look-up Popularity

Time Traveler for hyperboloid

The first known use of hyperboloid was in 1743

See more words from the same year

More from Merriam-Webster on hyperboloid

Britannica.com: Encyclopedia article about hyperboloid

Comments on hyperboloid

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

WORD OF THE DAY

by force of circumstances

Get Word of the Day daily email!

Test Your Vocabulary

Difficult Vocab Quiz

  • the-education-of-achilles-eugne-delacroix
  • Which is a synonym of discomfit?
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

Love words? Need even more definitions?

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