# Definition of probability

### Definitions

1. variable noun

The probability of something happening is how likely it is to happen, sometimes expressed as a fraction or a percentage.

[+ of] ⇒ Without a transfusion, the victim's probability of dying was 100%.

[+ of] ⇒ The probabilities of crime or victimization are higher with some situations than with
others.

⇒ You cannot prove conclusively that Sellafield caused cancer. You can only work on
the basis of probability.

2. variable noun

You say that there is a probability that something will happen when it is likely to happen. [vagueness]

⇒ There's an excellent probability that unless action is quickly taken, pipes will freeze.

⇒ If you've owned property for several years, the probability is that values have increased.

⇒ Formal talks are still said to be a possibility, not a probability.

⇒ His story-telling can push the bounds of probability a bit far at times.

3.

**Synonyms:**More Synonyms of

**probability**

COBUILD Advanced English Dictionary. Copyright © HarperCollins Publishers

### Definitions

noun plural -ties

1. the condition of being probable

2. an event or other thing that is probable

3. statistics a measure or estimate of the degree of confidence one may have in the occurrence of an event, measured on a scale from zero (impossibility) to one (certainty). It may be defined as the proportion of favourable outcomes to the total number of possibilities if these are indifferent (mathematical probability), or the proportion observed in a sample (empirical probability), or the limit of this as the sample size tends to infinity (relative frequency), or by more subjective criteria (subjective probability)

Collins English Dictionary. Copyright © HarperCollins Publishers

### Definitions

nounWord forms: plural ˌprobaˈbilities

1. the quality or state of being probable; likelihood

2. something probable

Webster’s New World College Dictionary, Fourth Edition, compiled by the
editors of Webster’s New World Dictionaries. Copyright © 2010 by Houghton
Mifflin Harcourt. Published by Houghton Mifflin Harcourt. All rights reserved.

### Word origin of 'probability'

MFr probabilité < L probabilitas### Example sentences containing 'probability'

The laws of probability did not seem to operate with any sort of regularity in this field. DOUBTFUL MOTIVES

In all probability she was the first person to touch it for over a thousand years - perhaps two, perhaps more. MIDNIGHT IS A LONELY PLACE

There as an excitement there, an infinite probability to things. THE KEYS OF HELL

The highest probability is that there is a... temporal fluctuation involved. T2: INFILTRATOR

## Trends of 'probability'

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## Translations for 'probability'

British English: probability /ˌprɒbəˈbɪlɪtɪ/ NOUN

The

The

*probability*of something happening is how likely it is to happen, sometimes expressed as a fraction or a percentage.The probability of a cure is 80%.- Arabic: اِحْتِمَال
- Brazilian Portuguese: probabilidade
- Chinese: 概率
- Croatian: vjerojatnost
- Czech: pravděpodobnost
- Danish: sandsynlighed
- Dutch: waarschijnlijkheid
- European Spanish: probabilidad
- Finnish: todennäköisyys
- French: probabilité
- German: Wahrscheinlichkeit
- Greek: πιθανότητα
- Italian: probabilità
- Japanese: 見込み
- Korean: 개연성
- Norwegian: sannsynlighet
- Polish: prawdopodobieństwo
- Portuguese: probabilidade
- Romanian: probabilitate
*probabilități* - Russian: вероятность
- Spanish: probabilidad
- Swedish: sannolikhet
- Thai: ความน่าจะเป็นไปได้
- Turkish: olasılık
- Ukrainian: можливість
- Vietnamese: xác suất

## Nearby words of 'probability'

## Source

*Definition of*Collins English Dictionary

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