Or meaning

ôr; ər when unstressed
Operations research.
abbreviation
19
2
Or is defined as another option or something that means the same thing.

An example of or is saying we can go to one of two places, home or store.

An example of or is saying that cat means the same thing as feline, cat or feline.

conjunction
16
4
Oregon.
abbreviation
14
6
One that performs a specified action.

Accelerator.

suffix
12
3
A person or thing that (does a specified thing)

Mortgagor, incisor.

affix
8
2
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State; quality; activity.

Valor.

suffix
5
1
Operating room.
abbreviation
5
1
Used to indicate uncertainty or indefiniteness.

Two or three.

conjunction
5
3
Quality or condition.

Favor, error.

affix
4
2
Before.
preposition
3
2
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Operating room.
abbreviation
2
0
A Boolean logic operation that is true if any of the inputs is true. An exclusive OR (XOR) is true if only one of the inputs is true, but not both. See AND-OR-NOT.
2
0
Used to indicate a synonymous or equivalent expression.

Acrophobia, or fear of great heights.

conjunction
1
0
A logical operator that returns a true value if one or both operands are true.
noun
1
0
Before; ere.
conjunction
1
0
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Oregon.
abbreviation
1
0
(no longer productive) A prefix of Old English origin meaning: "from the outset", "original", "out", "out of", or "without".
prefix
1
0
Operations research.
abbreviation
1
1
The representation of the metal gold: indicated in engravings by small black dots on a white field.
noun
1
1
Gold, represented in heraldic engraving by a white field sprinkled with small dots.
noun
0
1
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A coordinating conjunction introducing an alternative.
  • Introducing the second of two possibilities.
    Beer or wine.
  • Introducing any of the possibilities in a series, but usually used only before the last.
    Apples or pears or plums; apples, pears, or plums.
  • Introducing a synonymous word or phrase.
    Botany, or the science of plants.
  • Introducing the second of two possibilities when the first is introduced by either or whether..
    Either go or stay; decide whether to go or stay.
  • Substituted for either or whether as the first correlative.
    or in the heart or in the head”.
conjunction
0
1
Operating room.
abbreviation
0
1
Oregon.
abbreviation
0
1
(law) Oregon, as used in case citations.
abbreviation
0
1
Before. Followed by ever or ere:
conjunction
0
2
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Origin of or

  • Middle English from other or (from Old English) (from oththe) and from outher (from Old English āhwæther, āther either)
    From American Heritage Dictionary of the English Language, 5th Edition
  • Middle English variant of er from Old English ǣr soon, early and from Old Norse ār ayer- in Indo-European roots
    From American Heritage Dictionary of the English Language, 5th Edition
  • Middle English -or, -our from Old French -eor, -eur Anglo-Norman -our, -ur all from Latin -or -ōr-
    From American Heritage Dictionary of the English Language, 5th Edition
  • Middle English -our from Old French -eur from Latin -or -ōr-
    From American Heritage Dictionary of the English Language, 5th Edition
  • Middle English from Old French from Latin aurum
    From American Heritage Dictionary of the English Language, 5th Edition
  • From Middle English or-, from Old English or- (“or-”), from Proto-Germanic *uz- (“out”), from Proto-Indo-European *uds- (“up, out”). Cognate with West Frisian oar-, Dutch oor-, German ur-, Gothic [script?] (us-). Identical with Old English ā- (“a-”). More at a-.
    From Wiktionary