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browntail moth

(Encyclopedia)browntail moth, common name for a moth, Nygmia phaeorrhoea, of the tussock moth family. It is a serious pest of forest and shade trees, especially oak. It was introduced from Europe about the same tim...

spotted lanternfly

(Encyclopedia)spotted lanternfly, common name for a planthopper, Lycorma delicatula, an insect that is native to China, India, and Vietnam, and is an introduced agricultural pest in Korea and the United States. The...

piculet

(Encyclopedia)piculet pĭkˈyələt [key], common name for a small bird of the family Picidae, which includes the woodpecker and the wryneck. Like the true woodpeckers, piculets are large-headed and have long, stic...

azalea

(Encyclopedia)azalea əzālˈyə [key] [Gr.,=dry], any species of the genus Rhododendron, North American and Asian shrubs of the family Ericaceae (heath family) that are distinguished by the usually deciduous leave...

Conrad IV, ruler of the Holy Roman Empire

(Encyclopedia)Conrad IV, 1228–54, German king (1237–54), king of Sicily and of Jerusalem (1250–54), son of Holy Roman Emperor Frederick II. He was elected (1237) king of the Romans at his father's instigation...

Millay, Edna St. Vincent

(Encyclopedia)Millay, Edna St. Vincent mĭlāˈ [key], 1892–1950, American poet, b. Rockland, Maine, grad. Vassar College, 1917. One of the most popular poets of her era, Millay was admired as much for the bohemi...

Wessex

(Encyclopedia)Wessex wĕsˈĭks [key], one of the Anglo-Saxon kingdoms in England. It may have been settled as early as 495 by Saxons under Cerdic, who is reputed to have landed in Hampshire. Cerdic's grandson, Cea...

Reynolds, Sir Joshua

(Encyclopedia)Reynolds, Sir Joshua, 1723–92, English portrait painter, b. Devonshire. Long considered historically the most important of England's painters, by his learned example he raised the artist to a positi...

Pei, I. M.

(Encyclopedia)Pei, I. M. (Ieoh Ming Pei) pā [key], 1917–2019, Chinese-American architect, b. Guangzhou, China. Pei immigrated to the United States in 1935 and studied at the Univ. of Pennsylvania, the Massachuse...

cobaltite

(Encyclopedia)cobaltite kōˈbôltīt, kōbôlˈtīt [key], opaque, silver-white, sometimes reddish or grayish mineral of the pyrite group, a compound of cobalt, arsenic, and sulfur, CoAsS. It occurs in crystals of...