noun
metaphorical poem (of the Man'yōshū)
A category of poem in the Man'yōshū that uses metaphor or allegory to express feelings or ideas. This is a specialized literary term.
万葉集の譬喩歌には、恋心を自然の景物に託して詠んだものが多い。
Many of the metaphorical poems in the Man'yōshū express love by entrusting it to natural scenery.
比喩 is the general modern term for metaphor or simile, while 譬喩歌 specifically refers to a classical poetic form.
From 譬喩 (metaphor) + 歌 (poem). The term is used in the context of the Man'yōshū classification system.