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.
Princeton's WordNet(0.00 / 0 votes)Rate this definition: 1  overreach(verb) fail by aiming too high or trying too hard. 2  outwit, overreach, outsmart, outfox, beat, circumvent(verb) beat through cleverness and wit. I beat the traffic; She outfoxed her competitors.