Definitions
1.nounA hemispherical pit created by the impact of a meteorite or other object.
2.nounThe basin-like opening or mouth of a volcano, through which the chief eruption comes; similarly, the mouth of a geyser, about which a cone of silica is often built up.
3.nounThe pit left by the explosion of a mine or bomb.
4.noun(by extension) Any large, roughly circular depression or hole.
5.verbTo form craters in a surface (of a planet or moon).
6.verbTo collapse catastrophically; to become devastated or completely destroyed.
7.verbTo crash or fall."He cratered into that snow bank about five seconds after his first lesson."
8.nounAn ancient Greek vessel for mixing water and wine.