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.
Demurrage. The term demurrage originated in vessel chartering and refers to the period when the charterer remains in possession of the vessel after the period normally allowed to load and unload cargo.By extension, demurrage refers to the charges that the charterer pays to the shipowner for its extra use of the vessel.rinceton's WordNet (0.00 / 0 votes) Rate this definition: demurrage (noun). a charge required as compensation for the delay of a ship or freight car or other cargo beyond its scheduled time of departure. demurrage (noun).