OD

Abbreviation of Latin oculus dexter.

OD

1. (optometry) the right eye

• O.D.

• OS (“left eye”)

• IPA^(key): /ˌoʊˈdiː/

• Audio (AU)

  (file)

• Rhymes: -iː

OD (countable and uncountable, plural ODs)

1. (informal) Initialism of overdose; also O.D.
2. (professional degree) Initialism of Doctor of Optometry; also O.D.
3. Initialism of overdrive.
4. Initialism of overdraft.
5. Initialism of optical density.
6. (of a pipe or tube) Initialism of outer diameter.
7. (Australia, on road signs) Initialism of over dimension, used on route numbers for large vehicles, and normally followed by a numeral, e.g. OD5.
8. (management) Initialism of Organization development.

OD (third-person singular simple present ODs or OD's, present participle ODing or OD'ing or OD-ing, simple past and past participle ODed or OD'ed or OD'd)

1. (informal) To take an overdose of a drug, to overdose.
   • 1991, Stephen Fry, The Liar, London: Heinemann, OCLC 59891543, page 26:

     ‘My brother... is at Radley, on account of my parents thinking it a bad idea to have both of us at the same school.’
     ‘On account of your being twins?’ said Adrian.
     ‘Right, on account of my mother OD-ing on fertility drugs.’

• D&O, D.O., DO, d/o, do, do.