eighth Meaning, Definition & Usage

  1. noun position eight in a countable series of things
  2. noun one part in eight equal parts
    one-eighth.
  3. adjective satellite coming next after the seventh and just before the ninth in position
    8th.

WordNet

Eighth adjective
Etymology
AS. eahtoa.
Definitions
  1. Next in order after the seventh.
  2. Consisting of one of eight equal divisions of a thing.
Eighth noun
Definitions
  1. The quotient of a unit divided by eight; one of eight equal parts; an eighth part.
  2. (Mus.) The interval of an octave.

Webster 1913