contraction

n. act of contracting; spasm; shortening, shrinking; shortened form of a word or phrase that contains an apostrophe in place of missing letters (i.e. she's); strong and usually painful movement of the muscles in the womb that helps to push the baby out of the mother's body during the process of birth

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Noun
1. (physiology) a shortening or tensing of a part or organ (especially of a muscle or muscle fiber)
(synonym) muscular contraction, muscle contraction
(hypernym) shortening
(hyponym) contracture
(derivation) compress, constrict, squeeze, compact, contract, press
(classification) physiology
2. the process or result of becoming smaller or pressed together; "the contraction of a gas on cooling"
(synonym) compression, condensation
(hypernym) shrinking, shrinkage
(hyponym) constriction, coarctation
3. a word formed from two or more words by omitting or combining some sounds; "`won't' is a contraction of `will not'"; "`o'clock' is a contraction of `of the clock'"
(hypernym) word
4. the act of decreasing (something) in size or volume or quantity or scope
(antonym) expansion, enlargement
(hypernym) decrease, diminution, reduction, step-down
(derivation) contract

nf. contraction; stiffness, tightening, shrinking

n. kontrakce; stažení; stah; zmenšení; zkrácení; zkrácený tvar