Eighth is the ordinal form of the number eight.
Eighth may refer to:
- One eighth, , a fraction, one of eight equal parts of a whole
- Eighth note (quaver), a musical note played for half the value of a quarter note (crotchet)
- Octave, an interval between seventh and ninth
- Eighth octave C, a C note
- Eighth Lake, a lake by Inlet, New York
- Eighth (album), an album by Eleventh Dream Day
Places
- 8th meridian east, a line of longitude extending through Europe and Africa
- 8th meridian west, a line of longitude extending through Europe and Africa
- 8th parallel north, a circle of latitude above the Equator
- 8th parallel south, a circle of latitude below the Equator
- 8th Street (disambiguation)
- Eighth Avenue (disambiguation)
Time
- 8th century
- 8th century BC
Dates
- Eighth of the month, a recurring calendar date
- Eighth of January
- Eighth of February
- Eighth of March
- Eighth of April
- Eighth of May
- Eighth of June
- Eighth of July
- Eighth of August
- Eighth of September
- Eighth of October
- Eighth of November
- Eighth of December
See also
- 1/8 (disambiguation)
- 8 (disambiguation)
- The 8th (disambiguation)
- The Eighth Day (disambiguation)
- Eighth Amendment (disambiguation)
- Eighth Army (disambiguation), military units
- 8th Division (disambiguation), military units
- 8th Squadron (disambiguation), military units
- 8th century and 8th century BC