Serial Interface Adaptor
noun 1. a hybrid animal bred from a gibbon and a siamang.
- Siad Barre
noun 1. Muhammad, 1919–1995, Somali army officer and political leader: president 1969–91.
SIADH syndrome of inappropriate secretion of antidiuretic hormone
noun, Geology. 1. the assemblage of rocks, rich in silica and alumina, that comprise the continental portions of the upper layer of the earth’s crust. noun 1. the silicon-rich and aluminium-rich rocks of the earth’s continental upper crust, the most abundant individual rock being granite