Final answer:
Meter is the measured group of meters within a poem characterized by stressed and unstressed syllables organized into rhythmic patterns.
Explanation:
Meter is the term that best defines a measured group of meters within a poem. In poetry, meter is the rhythmic structure consisting of stressed and unstressed syllables organized into patterns called feet. Each foot, which is a unit of rhythm, typically contains one stressed and one or two unstressed syllables.
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