TCD
TCD stands for:
- the ISO 3166 country code for Chad
- Trinity College, Dublin
- the chemical compound dicyclopentadiene
- a transcranial Doppler examination, i.e. an ultrasound examination of the brain
- Thermal conductivity detector , engl. for thermal conductivity detector
- a formula generator for actuarial applications (Toolkit for Calculation Development)
- the Test-Center-Dudenhofen of Opel AG in Rodgau-Dudenhofen
- Tide Constituent Database , a data format for tide data