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Noun, pl. contractions

1. (Science: physiology)
A shortening or reduction in size, in connection with muscles contraction implies shortening and/or development of tension. (

2. The process of becoming smaller. (Google Dictionary)

3. The process in which a muscle becomes or is made shorter and tighter. (Google Dictionary)

4. A strong and often painful shortening of the uterine muscles prior to or during childbirth. (

5. A distinct stage of wound healing, wherein the wound edges are gradually pulled together. (


Word origin: From Latin contractiō.

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