MUSCLES OF RESPIRATION. When the diaphragm contracts in inspiration, initially the lower ribs are fixed and the dome of the diaphragm descends, thus increasing the vertical diameter of thorax.
arrearage. 1  the state or condition of being in arrears. 2  Often, arrearages. arrears; amount or amounts overdue. 3  Archaic. a thing or part kept in reserve.
â¢ DEMURRAGE (noun). The noun DEMURRAGE has 2 senses: 1. a charge required as compensation for the delay of a ship or freight car or other cargo beyond its scheduled time of departure. 2. detention of a ship or freight car or other cargo beyond its scheduled time of departure.Familiarity information: DEMURRAGE used as a noun is rare.Dictionary entry details.. a charge required as compensation for the delay of a ship or freight car or other cargo beyond its scheduled time of departure. 2. detention of a ship or freight car or other cargo beyond its scheduled time of departure. Familiarity information: DEMURRAGE used as a noun is rare. Dictionary entry details.