Quantifier Meaning: Definition, Examples, and Translations
๐ข
quantifier
[หkwษntษชหfaษชษ ]
Definition
mathematics
A quantifier is a word or phrase used to specify the quantity of objects in a sentence. In formal logic, quantifiers are used to bind variables in predicate logic.
Synonyms
quantifier phrase, quantifier word.
Which Synonym Should You Choose?
| Word | Description / Examples |
|---|---|
| quantifier |
This term is typically used in mathematical and logical contexts and refers to words or phrases that indicate quantity. It is a broad term and can apply to various fields involving measurement or amounts.
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| quantifier word |
This term is often used in grammar and linguistics to describe a single word that signifies quantity. It's less broad than 'quantifier' and focuses on individual words.
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| quantifier phrase |
This is used when referring specifically to phrases that denote quantity, generally in linguistic or grammatical analysis. It usually consists of more than one word.
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Examples of usage
- Universal quantifiers, such as 'for all' (โ), specify that a property holds for all objects in a domain.
- Existential quantifiers, such as 'there exists' (โ), specify that at least one object in a domain has a property.
Translations
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Origin of 'quantifier'
The term 'quantifier' originated in the field of formal logic, particularly in the study of predicate logic. It has been used since the mid-20th century to describe words or phrases that specify the quantity of objects in a sentence. The concept of quantifiers plays a crucial role in mathematical logic and computer science, providing a formal way to express statements about sets of objects.