plural of rare earth magnet

plural of hollow earther

Someone who believes the Earth is hollow.

plural of earth pig

plural of earth-pig

Alternative form of earth pig

(rare, nonstandard) The aardvark.

plural of earth station

(telecommunications) an Earth-based radio station which relays signals to and from communications satellites.

(science fiction) A day in Earth time; the period it takes planet Earth to revolve once; a period of 24 hours.