Share this entry

Share this page

geoid

Syllabification: ge·oid
Pronunciation: /ˈjēoid
 
/

Definition of geoid in English:

noun

(the geoid)
The hypothetical shape of the earth, coinciding with mean sea level and its imagined extension under (or over) land areas.
Example sentences
  • The geoid is a hypothetical surface, on which the gravitational pull of the Earth is the same everywhere.
  • The seven-year odyssey transformed the world in earnest by giving to science a new form for the globe - that irregular spheroid today called the geoid.
  • ‘Now, we're ready to look at how the geoid varies over short periods of time,’ he adds.

Origin

late 19th century: from Greek geoeidēs, from 'earth' + -oeidēs (see -oid).

Words that rhyme with geoid

amoeboid (US ameboid)

Definition of geoid in:

Share this entry

Share this page

 

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day emulous
Pronunciation: ˈemyələs
adjective
seeking to emulate or imitate someone or something