Firefighters show up at the scene of a fire or emergency and rely on advanced tools and equipment to handle the situation. Thatâs a very broad overview; now letâs get down to the details. Firefighter Careers Basics. Firefighters receive expert training that prepares them to handle a variety of emergency situations.
Center for Disease Control and Prevention, CDC(noun) a federal agency in the Department of Health and Human Services; located in Atlanta; investigates and diagnoses and tries to control or prevent diseases (especially new and unusual diseases)
home / medterms medical dictionary a-z list / q.d. (on prescription) definition Medical Definition of q.d. (on prescription) q.d. (on prescription): Seen on a prescription, q.d. (or qd) means one a day (from the Latin quaque die). The abbreviation is sometimes written without a period in capital letters as QD. However it is written, it is one of a number of hallowed abbreviations of Latin terms that have been traditionally used in prescriptions to specify the frequency with which medicines should be taken. Other examples include: