Origin: 1350–1400; ME < OF
ravineus, equiv. to
ravin(
er) to
raven 2 +
-eus -ous 
Related forms: rav⋅en⋅ous⋅ly, adverb
rav⋅en⋅ous⋅ness, noun
Synonyms:
1. greedy, starved, devouring. Ravenous, ravening, voracious suggest a greediness for food and usually intense hunger. Ravenous implies extreme hunger, or a famished condition: ravenous wild beasts. Ravening adds the idea of fierceness and savagery, esp. as shown in a violent manner of acquiring food: ravening wolves. Voracious implies craving or eating a great deal of food: a voracious child; a voracious appetite. It may also be used figuratively: a voracious reader. 2. predatory.
Antonyms:
1. sated.