Raven is defined as a large black bird with a straight and sharp beak.(noun)
A large crow is an example of a raven.
The definition of raven is something that is shiny and black.(adjective)
An example of something raven is black hair.
See raven in Webster's New World College Dictionary
Origin: ME < OE hræfn, akin to ON hrafn, Ger rabe < IE echoic base *ker-, *kor-, imitative of harsh sounds > Gr korax, L corvus, raven: so named from its cry
Origin: OFr raviner < ravine < L rapina, rapine
See raven in American Heritage Dictionary 4
Origin: Middle English
Origin: , from Old English hrǽfn.
verb rav·ened, rav·en·ing, rav·ens verb, transitive
Origin: From Middle English ravin, raven, rapine, plunder, prey; see ravin.
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