uterine contraction

Noun
  1. A rhythmic tightening in labor of the upper uterine musculature that contracts the size of the uterus and pushes the fetus toward the birth canal (synset 100371266)
    is a type of: contraction, muscle contraction, muscular contraction - (physiology) a shortening or tensing of a part or organ (especially of a muscle or muscle fiber)
    is a part of: childbed, confinement, labor, labour, lying-in, parturiency, travail - concluding state of pregnancy; from the onset of contractions to the birth of a child

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