od

¹ American  

[od, ohd] / ɒd, oʊd /

Also odyle

noun

1. a hypothetical force formerly held to pervade all nature and to manifest itself in magnetism, mesmerism, chemical action, etc.

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od ² American  

abbreviation

1. on demand.

2. outside diameter.

3. outside dimensions.

4. overdraft.

5. overdrawn.

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Od ³ American  

[od] / ɒd /

Or 'Od,

interjection

Archaic.

1. a shortened form of “God” (used in euphemistically altered oaths).

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OD ⁴ American  

[oh-dee] / ˈoʊˈdi /

noun

plural

ODs, OD's

1. an overdose of a drug, especially a fatal one.

2. a person who has taken an overdose of a drug, especially one who has become seriously ill or has died from such an overdose.

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verb (used without object)

OD'd, ODed, OD'ed, OD'ing, ODing

1. to take an overdose of a drug.

2. to die from an an overdose of a drug.

3. to have or experience an excessive amount or degree of something.

OD ⁵ American  

abbreviation

1. officer of the day.

2. Old Dutch. Also OD., O.D.

3. Ordnance Department.

4. outside diameter.

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o.d. ⁶ American  

abbreviation

1. (in prescriptions) the right eye.

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o.d. ⁷ American  

abbreviation

1. olive drab.

2. on demand.

3. outside diameter.

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O.D. ⁸ American  

abbreviation

1. (in prescriptions) the right eye.

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O.D. ⁹ American  

abbreviation

1. Doctor of Optometry.

2. officer of the day.

3. Old Dutch.

4. (of a military uniform) olive drab.

5. ordinary seaman.

6. outside diameter.

7. overdraft.

8. overdrawn.

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OD ¹ British  

abbreviation

1. Officer of the Day

2. Old Dutch

3. ordnance datum

4. outside diameter

5. Also: o.d..  military olive drab

6. Also: O/D.  banking

   1. on demand

   2. overdraft

   3. overdrawn

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OD ² British  

/ ˌəʊˈdiː /

noun

1. an overdose of a drug

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verb

1. (intr) to take an overdose of a drug

Od ³ British  

/ ɒd /

noun

1. euphemistic (used in mild oaths) an archaic word for God

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od ⁴ British  

/ ˈɒdɪl, ɒd, əʊd /

noun

1. archaic a hypothetical force formerly thought to be responsible for many natural phenomena, such as magnetism, light, and hypnotism

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Usage

What else does OD mean? OD is short for overdose, or taking so much of a drug that it harms or kills you.How is OD pronounced?[ oh-dee ]What are other forms of OD?O.D.

Other Word Forms

• odic adjective

Etymology

Origin of od¹

First recorded in 1840–50; arbitrary name coined by Karl von Reichenbach (1788–1869), German scientist

Origin of Od³

First recorded in 1590–1600

Origin of OD⁴

First recorded in 1955–60

Origin of o.d.⁶

From Latin oculus dexter

Origin of O.D.⁸

From Latin oculus dexter

Example Sentences

Jak przekazał popularyzator astronomii Karol Wójcicki, były to spalające się w atmosferze szczątki drugiego stopnia rakiety Falcon 9 od firmy SpaceX.

From Los Angeles Times • Feb. 20, 2025

Rising Covid case numbers have led to large numbers od people self-isolating and being unable to go to work, which has acutely affected industries where staff are unable to work from home.

From BBC • Jan. 4, 2022

"I spent time in Ferguson immediately when the incident began," following the killing od Michael Brown in the Missouri city back in August, he said.

From Fox News • Aug. 25, 2020

Ouy anc od hist ecabuse fo het sursingpri mautoaticity fo het brian!

From Scientific American • Dec. 19, 2018

It perhaps answers to the Welsh od, and iaid. canker, crab, kencras. pesk, fish, pescas. bes, finger, besyas. bat, staff, battas. fow, den, fowas. cap, cap, cappas.

From A Handbook of the Cornish Language chiefly in its latest stages with some account of its history and literature by Jenner, Henry

Related Words

• overdose