nounplural noun arses/-ˌsēz/Prosody
A stressed syllable or part of a metrical foot in Greek or Latin verse.Often contrasted with thesis (sense 3)
- ‘Comparable to the inversion of geometric patterns, a melodic line could be played in reverse order (temporal thesis) or inverted and presented as the mirror image of the original (temporal arsis).’
Late Middle English via late Latin from Greek, literally ‘lifting’, from airein ‘raise’.
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