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od definition

od (äd)

noun pl. od

a hypothesized force in nature formerly thought to manifest itself in such phenomena as hypnotism, magnetism, light, etc.

Etymology: Ger, coined by K. v. Reichenbach (1788-1869), Ger scientist

Related Forms:

  • odic od′ic adjective
Od definition

Od or 'Od (äd)

interjection

Archaic used as a mild oath

Etymology: euphemism for God

OD1 definition

OD (ō′dē′)

noun pl. ODs or OD's

an overdose, esp. of a narcotic

intransitive verb OD'd or ODed, OD'ing or ODing

to take an overdose, esp. a fatal overdose of a narcotic
OD2 definition

OD

  1. Etymology: L

    Doctor of Optometry
    also O.D.
  2. Officer of the Day
  3. olive drab
  4. outside diameter
Also, for OD & , od

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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