law of areas

Noun law of areas has 1 sense

• law of areas(n = noun.cognition) kepler's second law, law of equal areas - a law concerning the speed at which planets travel; a line connecting a planet to the sun will sweep out equal areas in equal times; "Kepler's second law means that a planet's orbital speed changes with its distance from the sun"
is a kind of kepler's law, kepler's law of planetary motion