- drippings
- display
- drift
- drill bit
- drill
- differentiator
- discriminator
- deciduous tree
- debauch
- dose
- dot matrix printer
- dotard
- directorate
- display board
- display panel
- disk file
- double
- disinfection
- disinfectant
- dapsone
- dicloxacillin
- disaffection
- diplomat
- diplomatist
- devil
- destiny
- desuetude
- disburse
- divagation
- despond
- dizziness
- disembark
- dissyllable
- disyllable
- debark
- deject
- demolish
- distress signal
- diviner
- dollhouse
- deferred payment
- disincline
- deglutition
- disquisition
- disjunctive
- deserved
- depolarization
- demagnetization
- depersonalization
- demonism