Meaning of the word geoid in English

What does geoid mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

geoid

US /ˈdʒiː.ɔɪd/
UK /ˈdʒiː.ɔɪd/

Noun

the hypothetical shape of the earth if it were covered by a global ocean and subject only to gravity and rotation, representing the true physical surface of the earth's gravity field

Example:
The geoid is a complex surface that cannot be described by a simple mathematical formula.
Understanding the geoid is crucial for accurate measurements of elevation and sea level.