dowager's hump
— Noun
– English
～ abnormal spinal curvature that results when osteoporosis causes the spine to collapse; seen most often in elderly women
double-humped
— Adjective
– English
～ having two humps
diesel-hydraulic
— Noun
– English
～ a locomotive driven by a hydraulic transmission system powered by a diesel engine
dolophine hydrochloride
— Noun
– English
～ synthetic narcotic drug similar to morphine but less habit-forming; used in narcotic detoxification and maintenance of heroin addiction
demeclocycline hydrochloride
— Noun
– English
～ tetracycline antibacterial (trade name Declomycin) effective in the treatment of some bacterial and rickettsial and other infections
doxepin hydrochloride
— Noun
– English
～ a tricyclic antidepressant (trade names Adapin and Sinequan) with numerous side effects (dry mouth and sedation and gastrointestinal disturbances)
dental hygienist
— Noun
– English
～ someone trained to provide preventive dental service (cleaning teeth or taking x-rays)
Diodon hystrix
— Noun
– English
～ spines become erect when the body is inflated; worldwide in warm waters
Demetrius I
— Noun
– English
～ son of Antigonus Cyclops and king of Macedonia; he and his father were defeated at the battle of Ipsus (337-283 BC)
Darius I
— Noun
– English
～ king of Persia who expanded the Persian Empire and invaded Greece but was defeated at the battle of Marathon (550-486 BC)
de-ice
— Verb
– English
～ make or become free of frost or ice; "Defrost the car window"
dry ice
— Noun
– English
～ solidified carbon dioxide; dry ice sublimates at -78.5 C and is used mainly as a refrigerant
drift ice
— Noun
– English
～ masses of ice floating in the open sea