Metaphor

A metaphor is a figure of speech that refers, for rhetorical effect, to one thing by mentioning another thing.^[1] It may provide clarity or identify hidden similarities between two ideas. Where a simile compares two items, a metaphor directly equates them, and does not use "like" or "as" as does a simile. One of the most commonly cited examples of a metaphor in English literature is the "All the world's a stage" monologue from As You Like It:

https://en.wikipedia.org/wiki/Metaphor 

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