(astronomy) A planet composed primarily of metals and/or silicate rocks and having a solid surface.

Alternative form of hamplanet

There is only one Earth, so humans must do everything they can to conserve Earth's environment now, i.e. by taking steps to mitigate climate change, etc.

A device for converting reciprocating motion to rotary motion, used in the first rotative beam engines.

plural of sun and planet gear

(astronomy) Synonym of my very educated mother just served us nine pumpkins

plural of planetscape

The landscape of the surface of a planet.

(science fiction) On a planet.

(science fiction) On or to a planet.