Final answer:
A symbol is a word or group of words in poetry that has meaning in itself but also represents something beyond itself.
Step-by-step explanation:
A word or group of words that has meaning in itself but also represents something beyond itself is called a symbol. In poetry, symbols are used to convey deeper meanings and evoke emotions. They can be objects, actions, or even abstract concepts that carry symbolic significance. For example, a dove symbolizes peace, while a red rose symbolizes love.