Scrabble Word OS

Definition of OS:

  • an orifice (a mouth-like opening, also ORIFEX) [n OSES or ORA or OSAR or OSSA] / a narrow ridge of gravel and sand [n OSES or ORA or OSAR or OSSA] / a bone [n OSES or ORA or OSAR or OSSA]
  • bone
  • esker, esp. when of great length
  • mouth or orifice of the body
  • Old Saxon
  • operating system
  • osmium
  • the fifteenth letter of the English alphabet

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