- dementia
- demons
- DECT telephones
- dental technology
- depression
- diets
- deoxyribonucleic acid
- dualism
- duality
- direct current DC
- divinity
- Dream Factory
- design
- dolour
- dependence
- death
- dying
- deceased
- defunct
- dead
- departed
- dentistry
- dextrose
- dietary supplements
- discarnates
- Divine Order
- dehorned cows
- discharge lamps
- discharge light bulbs
- display screens
- Discovery of America
- divine spark
- D. H. Lawrence
- Dalai Lama
- Declaration of Independence
- DECT
- Delamuraz
- Dematerialisation
- Dentist
- Depolarisation
- Detlef Schönenberg
- Devas
- Diabetes
- Djwhal Khul
- DNA
- DNS
- Don Martin
- Dorothy Maclean
- Dr. Samuel West
- Dreamland
- Drittes Reich
- Dusty Miller
- Dyslexie
- Déodat Roché
- David
- Denise Schumann
- Dag Hammarskjöld
- Dimona
- Dr. Robert O. Young
- Dan Brown
- Dr. Andrew Wakefield
- Dr. Walter Hartenbach
- Dr. Peter P. Gariaev
- Dr. Ralph R. Steinman
- Dr. John Leonora
- Dr. Zac Cox
- Dr. Bruce Fife
- Dr. Linus Pauling
- Dr. Christiaan Barnard
- Don Gary Young
- Dr. Natasha Campbell-McBride
- Digital Angel
- Dr. Manfred Doepp
- Dr. Rugggero Maria Santilli
- Dr. Dietrich Klinghardt
- dream
- Dr. Walter Mauch
- die
- dollar
- detoxication
- devotion
- desert
- drinking water
- Daniel Dingel
- development
- dentin canal
- digestion
- devil
- Dresden Codex
- divine love
- dictatorship of opinion
