adj, noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   The octave below another.
2. 2
   An eighth part. obsolete

Adjective

1. 1
   In the proportion of 1 to 8. not-comparable, obsolete

Etymology

From sub- + octave.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.