- datum level
- datum line
- datum of elevation
- datum plane
- datum pluane
- datum point
- Datun Headman's Manor
- Datun Huoshanqun
- Datuotou Culture
- datura flower
- D-A type polymer semiconductor
- DAT磁带
- daub covered document
- Daubechies
- Daubechies wavelet
- Daubresse prism
- dauermodification
- Daugava
- daughter activity
- daughterboard
- daughtercard
- daughtercard, daughterboard
- daughter cell
- daughter element
- daughter ion scan