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.
Definition: Arbitrage, Impute, Margin, Profit. Arbitrage. According to Wikipedia, Arbitrage is âthe practice of taking advantage of a price difference. between two or more markets.â Itâs what hedge funds do, simultaneously buying one security, and selling another very similar one.