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Cortland

(Encyclopedia)Cortland kôrtˈlənd [key], city (2020 pop. 18,696), seat of Cortland co., central N.Y.; set...

Davis

(Encyclopedia)Davis, city (2020 pop. 66,850), Yolo co., central Calif.; settled in the 1850s, inc. 1917. It is an education center with light industry; machinery, pro...

Fairfax

(Encyclopedia)Fairfax, city (2020 pop. 24,146), historic seat of Fairfax co., NE Va., a residential suburb of Washington, D.C.; inc. 1892, as a city 1961 (at which ti...

(Encyclopedia)Apollodorus əpŏlˌōdôrˈəs [key], fl. 430–400 b.c., Athenian painter, called the Shadower, said to have introduced the use of light and shade to model form. Among his few known works are Ajax S...

iridescence

(Encyclopedia)iridescence ĭrˌədĕsˈəns [key], exhibition of rainbowlike colors on a surface. It usually results from interference when light composed of different wavelengths is reflected from the superficial ...

Hemel Hempstead

(Encyclopedia)Hemel Hempstead hĕmˈəl [key], town, Hertfordshire, SE England. Hemel Hempstead was designated one ...

Haviland, John

(Encyclopedia)Haviland, John hăvˈĭlənd [key], 1792–1852, American architect, b. Philadelphia. Haviland was noted as a pioneer in prison architecture. His design for the Pennsylvania Eastern State Penitentiary...

Hoddesdon

(Encyclopedia)Hoddesdon hŏdzˈdən [key], city, Hertfordshire, E central England. A residential suburb of ...

Great Neck

(Encyclopedia)Great Neck, village (2020 pop. 10,203), Nassau co., SE N.Y., on the north shore of Long Island, a primarily residential suburb of New York City; settled...

Geissler tube

(Encyclopedia)Geissler tube gīsˈlər [key], gas discharge tube in which light is produced when an electric discharge passes through the rarefied gas in the tube. The color of the glow depends on the gas used. The...