Browse the Concise Encyclopedia
- dermatitis
- dermatology
- dermestid (beetle)
- dervish
- desalination
- descent
- desensitization
- desert
- desert varnish
- desertification
- designer drug
- desktop publishing (dtp)
- desmid
- desmond
- destroyer
- detached retina
- detective story
- détente
- detergent
- determinant
- determinism
- deterrence
- deus ex machina
- deuterium
- deuteronomic reform
- deva
- devaluation
- devaraja
- development bank
- development, biological
- developmental psychology
- devi
- devil
- devils island
- devils tower national monument
- devolution, war of
- devon
- devonian period
- devrient family
- dew
- dewberry
- dewey decimal classification
- dge-lugs-pa
- dhar
- dharma
- dhow
- diabase
- diabetes insipidus
- diabetes mellitus
- diagenesis
- diagnosis
- diagnostic imaging
- dial gauge
- dialect
- dialectical materialism
- dialysis
- diamagnetism
- diamond
- diamond cutting
- diamond sutra
- diana
- diaphragm
- diarrhea
- diary
- diaspora
- diastrophism
- diathermy
- diatom
- diatomaceous earth
- dibdin, charles
- dibon
- dice
- dickcissel
- dictator
- dictatorship
- dictionary
- dido
- didot family
- didyma
- die
- die casting
- dielectric
- dien bien phu, battle of
- dieppe
- diesel engine
- diet
- dieting
- dievs
- difference equation
- differential
- differential calculus
- differential equation
- differential gear
- differential geometry
- differential operator
- differentiation
- diffraction
- diffusion
- digestion
- digital camera