(astronomy, geology) A long, narrow, steep-sided depression on a planet (often other than Earth), a moon, or another body in the Solar System. / (astronomy, obsolete, rare) An aurora.

(transitive) To shake something gently; to rattle or wiggle. / (intransitive) To shake, rattle, or wiggle.

(botany) Any of the genus Mimulus of flowering plants.

To make, or to become, angular.