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Memorial Day

(Encyclopedia)Memorial Day, holiday in the United States observed in late May. Previously designated Decoration Day, it was inaugurated in 1868 by Gen. John A. Logan for the purpose of decorating the graves of Civi...

Decoration Day

(Encyclopedia)Decoration Day: see Memorial Day. ...

day

(Encyclopedia)day, period of time for the earth to rotate once on its axis. The ordinary day, or solar day, is measured relative to the sun, being the time between successive passages of the sun over a stationary o...

Jefferson Memorial

(Encyclopedia)Jefferson Memorial: see Thomas Jefferson Memorial. ...

Lincoln Memorial

(Encyclopedia)Lincoln Memorial, monument, 107 acres (45 hectares), in Potomac Park, Washington, D.C.; built 1914–17. The building, designed by Henry Bacon and styled after a Greek temple, has 36 Doric columns rep...

Earth Day

(Encyclopedia)Earth Day, Apr. 22, a day to celebrate the environment. The first Earth Day was organized in 1970 to promote the ideas of ecology, encourage respect for life on earth, and highlight growing concern ov...

degree-day

(Encyclopedia)degree-day, a unit of measure used to estimate the fuel and power requirements in heating and cooling a building; it is equal to a difference of 1 degree between the outdoor daily average temperature ...

Dominion Day

(Encyclopedia)Dominion Day: see Canada Day.

Day, Benjamin

(Encyclopedia)Day, Benjamin, 1838–1916, American printer; son of Benjamin Henry Day. While working in New York City, Day invented a process, utilizing celluloid sheets, for shading plates in the color printing of...

Day, Doris

(Encyclopedia)Day, Doris, 1922–2019, American film actress, b. Cincinnati as Doris Mary Ann Kappelhoff. Day is best known for her wholesome, girl-next-door roles. She began her career as a 1940s band singer, and ...