直喩

thumb|The Madonna album Like a Virgin, in whose title track the narrative persona uses a simile, professing to be experiencing an erotic relationship "like a virgin". A simile () is a type of figure of speech that directly compares two unrelated things, using wording to explicitly make the comparison (often, with a grammatical structure of the type "x is like y"). It is usually understood specifically to entail figurative comparison: thus "a wolf is like a dog" is merely a literal comparison, whereas the figurative "a man is like a wolf" is a simile. In the words of Michael Israel, Jennifer Ri