Define mosquito: any of a family (Culicidae) of dipteran flies with females that have a set of slender organs in the proboscis adapted to punctureâ¦ any of a family (Culicidae) of dipteran flies with females that have a set of slender organs in the proboscis adapted to puncture the skin ofâ¦
Superior mesenteric artery (SMA) syndrome (also known as Wilkie syndrome) is a rare acquired vascular compression disorder in which acute angulation of superior mesenteric artery (SMA) results in compression of the third part of the duodenum leading to obstruction.
Special memorandum account. Special memorandum account (SMA) is a margin credit account used for calculating US Regulation T requirements on brokerage accounts. In addition to Initial Margin and Maintenance Margin requirements, the SMA ledger is used to lock in unrealized gains that augment the client's buying power.