seventh

[ sev-uh nth ]
/ ˈsɛv ənθ /

adjective

next after the sixth; being the ordinal number for seven.
being one of seven equal parts.

noun

a seventh part, especially of one (1/7).
the seventh member of a series.
Music.
  1. a tone on the seventh degree from a given tone (counted as the first).
  2. the interval between such tones.
  3. the harmonic combination of such tones.

Origin of seventh

before 950; Middle English; see seven, -th2; replacing Middle English sevethe, Old English seofotha
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for seventh

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012