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.
RDM (lighting) Remote Device Management or RDM is a protocol enhancement to USITT DMX512 that allows bi-directional communication between a lighting or system controller and attached RDM compliant devices over a standard DMX line.