ship's_bell
1. [ noun ] (nautical) each of the eight half-hour units of nautical time signaled by strokes of a ship's bell; eight bells signals 4:00, 8:00, or 12:00 o'clock, either a.m. or p.m.
Synonyms: bell
Related terms: time_unit seafaring
Similar spelling:   ship's_boat
  ship's_papers