谁能给我一个英文的诗歌的含义?急用!

诗歌(poem):a composition written in metrical feet forming rhythmical lines

或者

诗歌(poem):1. A metrical composition; a composition in verse written in certain measures, whether in blank verse or in rhyme, and characterized by imagination and poetic diction; -- contradistinguished from prose; as, the poems of Homer or of Milton.

2. A composition, not in verse, of which the language is

highly imaginative or impassioned; as, a prose poem; the

poems of Ossian.