noun A hemispherical pit created by the impact of a meteorite or other object. .mw-parser-output .defdate{font-size:smaller}
noun The 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.
noun The pit left by the explosion of a mine or bomb.
noun Any large, roughly circular depression or hole.
noun Alternative spelling of krater (“vessel for mixing water and wine”).
verb To form craters in a surface.
verb To collapse catastrophically; to become devastated or completely destroyed.
verb To crash or fall.
He cratered into that snow bank about five seconds after his first lesson.