Dovyalis hebecarpa
— Noun
– English
～ a small shrubby spiny tree cultivated for its maroon-purple fruit with sweet purple pulp tasting like gooseberries; Sri Lanka and India
Dianthus chinensis heddewigii
— Noun
– English
～ a flowering variety of China pink distinguished by jagged-edged petals
double helix
— Noun
– English
～ a pair of parallel helices intertwined about a common axis; "the shape of the DNA molecule is a double helix"
domestic help
— Noun
– English
～ a servant who is paid to perform menial tasks around the household
douglas hemlock
— Noun
– English
～ lofty douglas fir of northwestern North America having short needles and egg-shaped cones
deccan hemp
— Noun
– English
～ valuable fiber plant of East Indies now widespread in cultivation
deccan hemp
— Noun
– English
～ fiber from an East Indian plant Hibiscus cannabinus
delta hepatitis
— Noun
– English
～ a severe form of hepatitis
diaphragmatic hernia
— Noun
– English
～ hernia resulting from the protrusion of part of the stomach through the diaphragm
division Heterokontophyta
— Noun
– English
～ algae having chlorophyll a and usually c, and flagella of unequal lengths; terminology supersedes Chrysophyta in some classifications
Dryopteris hexagonoptera
— Noun
– English
～ beech fern of North American woodlands having straw-colored stripes
DuBois Heyward
— Noun
– English
～ United States writer (1885-1940)
data hierarchy
— Noun
– English
～ an arrangement of data consisting of sets and subsets such that every subset of a set is of lower rank than the set
divided highway
— Noun
– English
～ a highway divided down the middle by a barrier that separates traffic going in different directions; "in Britain they call a divided highway a dual carriageway"
Dhu'l-Hijja
— Noun
– English
～ the twelfth month of the Islamic calendar and the season of the hajj; has one extra day in leap years
Dhu al-Hijja
— Noun
– English
～ the twelfth month of the Islamic calendar and the season of the hajj; has one extra day in leap years
Dhu'l-Hijjah
— Noun
– English
～ the twelfth month of the Islamic calendar and the season of the hajj; has one extra day in leap years
Dhu al-Hijjah
— Noun
– English
～ the twelfth month of the Islamic calendar and the season of the hajj; has one extra day in leap years
David Hilbert
— Noun
– English
～ German mathematician (1862-1943)