- Dakhla National Park
- Dakin reaction
- Dako Dakovski
- Dakotas
- Dakou
- Dakouhe Dao
- Dakuantan
- Dakuin K. Lieu
- Dalad Qi
- Dalai Lama
- Dalai Nur
- Dalang Zhen
- Dalan Stage
- Dalanzadgad
- dalapon
- Dal Chun Mong Yu Rok
- d'Alembert
- d'Alembert characteristic
- d'Alembert crater
- d'Alembert equation
- d'Alembert equations for electromagnetic potentials
- d'Alembert formula
- d'Alembert inertial force
- d'Alembert principle
- dAlembert principle