from The American Heritage® Dictionary of the English Language, 4th Edition
- n. One or more unstressed syllables at the beginning of a line of verse, before the reckoning of the normal meter begins.
- n. Music See upbeat.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. An unstressed syllable at the start of a verse.
- n. An unstressed note or notes before the first strong beat (or downbeat) of a phrase.
from the GNU version of the Collaborative International Dictionary of English
- n. A prefix of one or two unaccented syllables to a verse properly beginning with an accented syllable.
from The Century Dictionary and Cyclopedia
- n. In prosody, an upward beat at the beginning of a verse, consisting of either one or two unaccented syllables, regarded as separate from and introductory to the remainder of the verse.
New Latin anacrūsis, from Greek anakrousis, beginning of a tune, from anakrouein, to strike up a song : ana-, ana- + krouein, to push.(American Heritage® Dictionary of the English Language, Fourth Edition)
Modern Latin, from Ancient Greek ἀνάκρουσις (anakrousis, "pushing up"), from ἀνακρούω (anakrouō, "I push up"), from ἀνά (ana, "up") + κρούω (krouō, "I strike"). (Wiktionary)