Ash Wednesday
— Noun
– English
~ the 7th Wednesday before Easter; the first day of Lent; the day following Mardi Gras (`Fat Tuesday'); a day of fasting and repentance
alligator weed
— Noun
– English
~ prolific South American aquatic weed having grasslike leaves and short spikes of white flowers; clogs waterways with dense floating masses
ague weed
— Noun
– English
~ gentian of eastern North America having clusters of bristly blue flowers
Alfred Lothar Wegener
— Noun
– English
~ German geophysicist who proposed the theory of continental drift (1880-1930)
apothecaries' weight
— Noun
– English
~ any weight unit used in pharmacy; an ounce is equal to 480 grains and a pound is equal to 12 ounces
avoirdupois weight
— Noun
– English
~ a system of weights based on the 16-ounce pound (or 7,000 grains)
atomic weight
— Noun
– English
~ (chemistry) the mass of an atom of a chemical element expressed in atomic mass units
Andre Weil
— Noun
– English
~ United States mathematician (born in France) (1906-1998)
August Friedrich Leopold Weismann
— Noun
– English
~ German biologist who was one of the founders of modern genetics; his theory of genetic transmission ruled out the possibility of transmitting acquired characteristics (1834-1914)
Augustus Welby Northmore Pugin
— Noun
– English
~ English architect who played a prominent role in the 19th century revival of Gothic architecture (1812-1852)
air well
— Noun
– English
~ a shaft for ventilation
artesian well
— Noun
– English
~ a well drilled through impermeable strata into strata that receive water from a higher altitude so there is pressure to force the water to flow upward
Arthur Wellesley
— Noun
– English
~ British general and statesman; he defeated Napoleon at Waterloo; subsequently served as Prime Minister (1769-1852)
American white birch
— Noun
– English
~ small American birch with peeling white bark often worked into e.g. baskets or toy canoes
American white oak
— Noun
– English
~ large slow-growing deciduous tree of the eastern United States having stout spreading branches and leaves with usually 7 rounded lobes; yields strong and durable hard wood
American white pine
— Noun
– English
~ tall-growing pine of eastern North America; bark is brown with longitudinal fissures when mature; valued as a timber tree
Andrew D. White
— Noun
– English
~ United States educator who in 1865 (with Ezra Cornell) founded Cornell University and served as its first president (1832-1918)
Andrew Dickson White
— Noun
– English
~ United States educator who in 1865 (with Ezra Cornell) founded Cornell University and served as its first president (1832-1918)