ravine

noun

1. A deep narrow valley or gorge in the earth's surface worn by running water.

   “Sometimes the earth stretched up towards them with peaks of mountains, sometimes it fell away in steep ravines, blue rivers sang to them as they passed above them, or very faintly came the song of breezes in lone orchards, and far away the sea sang mighty dirges of old forsaken isles.”

   “He fell into a reverie, a most dangerous state of mind for a chauffeur, since a fall into reverie on the part of a driver may mean a fall into a ravine on the part of the machine.”

   “Thirty feet below her, where the Persians were crashing through the brush, the streambed kinked to the left side of the ravine and ran under an enormous thorn tree with a thick base.”

2. (alt-of, alternative, archaic)Alternative form of raven (“rapine, rapacity; prey, plunder”).

   “And he, shall he, Man, her last work, who seem’d so fair, […] Who trusted God was love indeed And love Creation’s final law— Tho’ Nature, red in tooth and claw With ravine, shriek’d against his creed— Who loved, who suffer’d countless ills, Who battled for the True, the Just, Be blown about the desert dust, Or seal’d within the iron hills?”