- from; of (used in French, Spanish, and Portuguese personal names, originally to indicate place of origin): Comte de Rochambeau; Don Ricardo de Aragón.
- dei (used in Italian names as an elided form of dei): de' Medici.
- Delaware (approved especially for use with zip code).
- destroyer escort.
- a prefix occurring in loanwords from Latin (decide); also used to indicate privation, removal, and separation (dehumidify), negation (demerit; derange), descent (degrade; deduce), reversal (detract), intensity (decompound).
- Doctor of Engineering.
- driver education.
- of; from: occurring as part of some personal names and originally indicating place of origin
- Germany
- (formerly in Britain) Department of Employment
- Delaware
- removal of or from something specified
- reversal of something
- departure from
