Science, Technology, and Medicine
- Personal flotation device, a device designed to keep a wearer afloat
- Partial Fraction Decomposition, a process used to reduce the degree of the numerator or denominator of a fraction
- Phase Frequency Detector, a device which compares the phase of two input signals
- Primary flight display, a modern aircraft instrument dedicated to flight information
- Probability of Failure on Demand, see Safety Integrity Level
- Process flow diagram, a diagram of the general flow of plant processes and equipment
- Prepared for dyeing, a fabric or garment that is specially made to be dyed
- Pelvic floor disorder or Postpartum pelvic floor dysfunction, a group of clinical conditions
- Professional Disc, recordable optical disc format
Read more about this topic: PFD
Famous quotes containing the word medicine:
“Authority, though it err like others,
Hath yet a kind of medicine in itself,
That skins the vice o’ the top.”
—William Shakespeare (1564–1616)