noun
allegory; allegorical novel
A literary work in which characters and events represent abstract ideas or moral qualities. Often used in literary criticism.
ジョージ・オーウェルの『動物農場』は寓意小説の代表例だ。
George Orwell's 'Animal Farm' is a classic example of an allegorical novel.
寓話 is a broader term for fable or allegorical story, often shorter and with a clear moral, while 寓意小説 specifically refers to a novel-length allegorical work.
Compound of 寓意 (allegory) and 小説 (novel). The exact historical derivation is uncertain, but the term is a straightforward Sino-Japanese compound used in literary contexts.