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sulfa drug

(Encyclopedia) sulfa drug, any of a class of synthetic chemical substances derived from sulfanilamide, or para-aminobenzenesulfonamide. Sulfa drugs are used to treat bacterial infections, although…

The Nymph Complaining for the Death of Her Faun

The Nymph Complaining for the Death of Her Faun The wanton Troopers riding by Have shot my Faun and it will dye. Ungentle men! They cannot thrive To kill thee. Thou neer didst alive Them any…

St. Patrick's Day by the Numbers

Find fun facts about a holiday that now celebrates all things Irish. Related Links St. Patrick's Day: More Dallas than Dublin Ancestry of U.S. Population by Rank Countries of Birth…

Brewer's: Dyed Beards

The dyeing of beards is mentioned by Strabo, and Bottom the Weaver satirises the custom when he undertakes to play Pyramus, and asks, “what beard were I best to play it in?” “I will…

Glossary of Chemical Terms - D

DA B C D E F G H I J K L M N O P Q R S T U V W X Y Z dehydration A reaction in which the elements that make up water (twice as many hydrogen as oxygen atoms) are removed from an organic compound.…

Movies and Film: A Condensed History of Color

A Condensed History of ColorMovies and FilmFilm: Aesthetics of Black and White and Color FilmBlitz-Klieg: A Brief History of Black-and-White FilmA Condensed History of ColorThe Aesthetics of Black…

printer

(Encyclopedia) printer, device that reproduces text, images, or other data from a computer, digital camera, smartphone, or the like on paper or another medium. Impact printers, which mostly have been…

ash, in botany

(Encyclopedia) ash, in botany, any plant of the genus Fraxinus of the family Oleaceae (olive family), trees and shrubs mainly of north temperate regions. The ashes are characterized by small clusters…

chromosome

(Encyclopedia) chromosomechromosomekrōˈməsōmˌ [key], structural carrier of hereditary characteristics, found in the nucleus of every cell and so named for its readiness to absorb dyes. The term…