'Eighth' definitions:

Definition of 'eighth'

From: WordNet
adjective
Coming next after the seventh and just before the ninth in position [syn: eighth, 8th]
noun
Position eight in a countable series of things
noun
One part in eight equal parts [syn: one-eighth, eighth]

Definition of 'Eighth'

From: GCIDE
  • Eighth \Eighth\ ([=a]tth), a. [AS. eahto[eth]a.]
  • 1. Next in order after the seventh. [1913 Webster]
  • 2. Consisting of one of eight equal divisions of a thing. [1913 Webster]
  • Eighth note (Mus.), the eighth part of a whole note, or semibreve; a quaver. [1913 Webster]

Definition of 'Eighth'

From: GCIDE
  • Eighth \Eighth\, n.
  • 1. The quotient of a unit divided by eight; one of eight equal parts; an eighth part. [1913 Webster]
  • 2. (Mus.) The interval of an octave. [1913 Webster]

Synonyms of 'eighth'

From: Moby Thesaurus
  • contraoctave,
  • double contraoctave,
  • eightfold,
  • four-foot octave,
  • four-line octave,
  • great octave,
  • octadic,
  • octagonal,
  • octahedral,
  • octal,
  • octan,
  • octaploid,
  • octastyle,
  • octave,
  • octofid,
  • octonary,
  • octosyllabic,
  • octuple,
  • one-line octave,
  • ottava,
  • ottava alta,
  • ottava bassa,
  • small octave,
  • subcontraoctave,
  • tone row,
  • two-foot octave,
  • two-line octave