SINCE 1828
ellipsoid
noun
el·lip·soid
| \ i-ˈlip-ˌsȯid,
e-\
e-\
Definition of ellipsoid
: a surface all plane sections of which are ellipses or circles
Keep scrolling for more
Other Words from ellipsoid
ellipsoidal
\ i-ˌlip-ˈsȯi-dᵊl ,
(ˌ)e-
\
or less commonly ellipsoid
adjective
(ˌ)e-
\
or less commonly ellipsoid
adjective
Keep scrolling for more
Comments on ellipsoid
What made you want to look up ellipsoid? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
Homophone Quiz
-
- In order to judge how people felt, the senator's office hired a firm to take a
______.
Test your knowledge - and maybe learn something along the way.
TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridgedWords at Play
Ask the Editors
Word Games
-
Homophone Quiz
More/moor than/then two/too/to.
Take the quiz -
Liar, Liar Quiz
Test your knowledge of words for lies, liars, and those being lied to. In other words, everyone.
Take the quiz -
True or False?
Test your knowledge - and maybe learn something along the way.
Take the quiz -
Add Diction
Build a chain of words by adding one letter at a time.
Play the game
Share ellipsoid
Resources for ellipsoid