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o.1

See more synonyms on Thesaurus.com
  1. pint.

Origin of o.1

From the Latin word octārius

o.2

  1. octavo.
  2. off.
  3. old.
  4. only.
  5. order.
  6. Baseball. out; outs.

O.1

  1. (in prescriptions) a pint.

Origin of O.1

From the Latin word octārius

O.2

  1. Ocean.
  2. octavo.
  3. October.
  4. Ohio.
  5. Old.
  6. Ontario.
  7. Oregon.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018