contraction
/kən'trækʃn/
Definition
- Noun:
- The act or process of becoming smaller: The act of decreasing in size, volume, quantity, or scope.
- A shortened form of a word or group of words: A word formed by omitting or combining sounds or letters from one or more words.
- (Physiology) A shortening or tensing: The tightening and shortening of a muscle or muscle fiber.
- (General) The process of drawing together: The act of being pressed together or condensed.
Usage and Examples
General Act of Becoming Smaller:
- The contraction of the metal occurred as it cooled.
- Economic contraction led to fewer available jobs.
Linguistic Shortening:
- "Can't" is a common contraction of "cannot".
- In informal writing, contractions like "I'm" are frequently used.
Physiological Process:
- Muscle contraction is essential for movement.
- The doctor monitored the frequency of uterine contractions.
Advanced Usage
In Economics: Refers to a period of economic decline.
- The country entered a period of economic contraction.
In Grammar: Can refer to the phonological process of shortening words.
- The contraction "o'clock" is a historical relic from "of the clock".
Variants and Related Words
- Contract (verb): To become smaller or to make a legal agreement.
- Metals contract when cooled.
- Contractile (adjective): Capable of or producing contraction.
- The heart has contractile tissue.
- Contractor (noun): A person or company that undertakes a contract to provide materials or labor. (Note: This is a distinct meaning related to the verb 'to contract' in the sense of making an agreement).
Synonyms
- Shrinking: The process of becoming smaller.
- Constriction: The action of making something narrower or tighter.
- Shortening: The act of making something shorter.
- Compression: The action of pressing something into a smaller space.
Antonyms
- Expansion: The action of becoming larger or more extensive.
- Dilation: The action of becoming wider or larger.
- Elongation: The action of lengthening something.
Related Phrases and Idioms
- Braxton Hicks contraction: (Medical) A false labor pain, a tightening of the uterus that is not true labor.
- Isometric contraction: (Physiology) Muscle contraction where tension changes but length does not.
- Atrial contraction: (Physiology) The contraction of the atria of the heart.
Noun
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the act of decreasing (something) in size or volume or quantity or scope
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a word formed from two or more words by omitting or combining some sounds
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`won't' is a contraction of `will not'
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`o'clock' is a contraction of `of the clock'
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the process or result of becoming smaller or pressed together
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the contraction of a gas on cooling
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(physiology) a shortening or tensing of a part or organ (especially of a muscle or muscle fiber)
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