Online used-car retailer Carvana expanding to Miami. Carvana.com offers consumers the ability to shop, finance, purchase and trade in a car using its online platform â without ever stepping into a dealership. Online auto retailer Carvana is expanding to Miami.
retraction. the act of drawing back, or condition of being drawn back. clot retraction the drawing away of a blood clot from the wall of a vessel, a stage of wound healing caused by contraction of platelets; it is a function of blood platelets that can be tested to assess platelet viability.
Retractions are another important sign of respiratory distress. Some parents also refer to this as belly breathing because the belly pulls in as a baby breathes in. Retractions, however, refer to any pulling in of the skin associated with inspiration. They may occur in the neck or chest areas as well.