noun, plural ar·ses [ahr-seez] /ˈɑr siz/.
  1. Music. the upward stroke in conducting; upbeat.Compare thesis(def 4).
  2. Prosody.
    1. the part of a metrical foot that bears the ictus or stress.
    2. (less commonly) a part of a metrical foot that does not bear the ictus.Compare thesis(def 5).

Origin of arsis

1350–1400; Middle English: raising the voice < Latin < Greek, equivalent to ar- (stem of aírein to raise, lift) + -sis -sis Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for arsis

Historical Examples of arsis

British Dictionary definitions for arsis


noun plural -ses (-siːz)
  1. (in classical prosody) the long syllable or part on which the ictus falls in a metrical footCompare thesis (def. 6)

Word Origin for arsis

C18: via Late Latin from Greek, from airein to raise
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