- diluent gas
- dilute alloy
- dilute phase
- dilute solution
- diluted brine
- diluting agent
- dilution constant
- dilution ratio
- dilution test
- diluvial
- diluvial sand
- diluvium
- dimension stone
- dimensional map
- dimer
- dimeric
- dimethyl
- dimethylacetic
- dimethylaniline
- dimethylarsane
- dimethylbutanone
- dimethylheptadienone
- dimethylmorphine
- dimethyloctadienol
- dimethyloctenal
- dimethylxanthine
- dimolecular
- dinitrobenzene
- dinitrogen monoxide
- dinitrogen oxide
- dinitronaphthalene
- dinitrophenol
- diolefin
- diolefin hydrocarbon
- diolefin hydrogenation
- diolefins
- dioxane
- dioxoborate
- dip log
- dip pipe
- dip shooting
- dip slope
- dip stick
- dip trap
- dip tube
- dipalmitin
- dipentene
- diphasic
- diphenyl
- diphenyl ether
- diphenyl oxide
- diphenylacetylene
- diphenylmethane
- depress
- depression
- depromotion
- depropanize
- depth indicator
- derived fuel
- dermolith
- derrick drill
- derrick girt
- derrick roof
- desalinization
- desander
- desclozite
- desiccation breccias
- desiccation fissure
- desiccator
- desilicanization
- desludging
- desmotropy
- detar
- detoxicating
- detrital tuff
- deuteron compound
- deuteroxyde
- devolve
- dewater
- dewaxed
- dextran
- dezincify
- diagonal bedding
- diagonal ventilation
- dialuric acid
- dialyzer
- diaminoazobenzene
- Dianatian stage
- diaphragm pump
- dipicrylamin
- diplogen
- dipping microscope
- dipping refractometer
- dipping rod
- dipping solution
- dipropenyl
- dipropyl
- dipropyloctane
- dipyre
- dipyrization