Doctor of Physical Therapy 
Dynamic Packet Transport 
Diphtheria Pertussis Tetanus 
diphtheria, pertussis and tetanus 
Design Proof Test 
Dial Pulse Termination 
Diffuse Phase Transition 
Digital Pulse Termination 
Distributed Processing Technology 
Drive Parameter Table 
Data Processing Team 
data processing terminal 
Days Post-Transfer 
Decreasing Protection Tax 
degenerate perturbation theory 
dental panoramic tomographs 
Depart 
Department 
Department of Pharmacology and Toxicol… 
deployable proficiency trainer 
Deposit 
Depth 
Dermatophagoides pteronyssinus 
desynchronizing pulse train 
Dew-Point Temperature 
Diagnostic Pressure Tap 
Dial Pulse Terminating 
diazophenylthioether 
Different Premises Telephone 
Differential Polarization Telegraphy