THD
THD stands for:
- Maximum daily dose , maximum daily dose of a drug
- Thai Smile Airways , a Thai airline (ICAO code)
- Technical University of Darmstadt , former name of the Technical University of Darmstadt
- Deggendorf University of Technology
- Through Hole Device , electronic components built in using Through Hole Technology
- Total Harmonic Distortion , distortion of a harmonic signal
- Transanal hemorrhoidal artery ligation
ThD stands for:
- Doctor of Theology , mostly awarded by Anglican universities
