metrical unit

Từ điển WordNet v3.1 - WordNet Dictionary

noun

(prosody) a group of 2 or 3 syllables forming the basic unit of poetic rhythm
• Syn:
metrical foot, foot
• Topics:
prosody, metrics
• Hypernyms:
meter, metre, measure, beat, cadence
• Hyponyms:
dactyl, iamb, iambus, anapest, anapaest,
amphibrach, trochee, spondee, pyrrhic, dibrach