areoid (English, noun)
expansion: areoid (plural areoids)
Senses:
topics: astronomy
geography
geology
natural-sciences
planetology
glosses: The analogue of the geoid for the planet Mars; the Martian geoid. The gravitational and rotational equipotential surface for Mars. The surface that provides the datum line (the equivalent for sea level) for Mars.
Forms:
form: areoids
tags: plural