What is the medical abbreviation meaning twice a day? The medical abbreviation for twice a day is B.I.D., referring to bis in die, which is the Latin version of this term. It is sometimes written without the punctuation. qid
Type 2 diabetes mellitus (formerly called NIDDM, type II or adultonset) is characterised by variable insulin resistance in peripheral tissue and insulin deficiency due to an insulin secretory defect of the beta cell.
ISAM (Indexed Sequential Access Method) is a file management system developed at IBM that allows record s to be accessed either sequentially (in the order they were entered) or randomly (with an index).