ancient history
— Noun
– English
~ a history of the ancient world
art history
— Noun
– English
~ the academic discipline that studies the development of painting and sculpture
Alfred Hitchcock
— Noun
– English
~ English film director noted for his skill in creating suspense (1899-1980)
Adolf Hitler
— Noun
– English
~ German Nazi dictator during World War II (1889-1945)
ad hoc
— Adverb
– English
~ for one specific case; "they were appointed ad hoc"
ad hoc
— Adjective
– English
~ often improvised or impromptu; "an ad hoc committee meeting"
ad hoc
— Adjective
– English
~ for or concerned with one specific purpose; "a coordinated policy instead of ad hoc decisions"
Alan Hodgkin
— Noun
– English
~ English physiologist who, with Andrew Huxley, discovered the role of potassium and sodium atoms in the transmission of the nerve impulse (1914-1998)
air hole
— Noun
– English
~ a local region of low pressure or descending air that causes a plane to lose height suddenly
air hole
— Noun
– English
~ a hole that allows the passage of air
African holly
— Noun
– English
~ woolly-stemmed biennial arborescent shrub of tropical Africa and southern Asia having silvery-white prickly branches, clusters of blue or white flowers, and bright red berries resembling holly berries
Arthur Holly Compton
— Noun
– English
~ United States physicist noted for research on x-rays and gamma rays and nuclear energy; his observation that X-rays behave like miniature bowling balls in their interactions with electrons provided evidence for the quantal nature of light (1892-1962)
Arthur Holmes
— Noun
– English
~ English geologist and supporter of the theory of continental drift (1890-1965)
at home
— Adverb
– English
~ on the home team's field; "they played at home last night"
at home
— Adverb
– English
~ at, to, or toward the place where you reside; "he worked at home"
at home
— Noun
– English
~ a reception held in your own home
ad hominem
— Adjective
– English
~ appealing to personal considerations (rather than to fact or reason); "ad hominem arguments"
Arthur Honegger
— Noun
– English
~ Swiss composer (born in France) who was the founding member of a group in Paris that included Erik Satie and Darius Milhaud and Francis Poulenc and Jean Cocteau (1892-1955)
Africanized honey bee
— Noun
– English
~ a strain of bees that originated in Brazil in the 1950s as a cross between an aggressive African bee and a honeybee; retains most of the traits of the African bee; now spread as far north as Texas