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Helena
(Encyclopedia)Helena. 1 City (2020 pop. 20,633), Jefferson and Shelby cos., central Ala.; inc. 1877. White settlers began to occupy the area after the War of ...Vesuvius
(Encyclopedia)Vesuvius vəso͞oˈvēəs [key], Ital. Vesuvio, active volcano, S Italy, on the eastern shore of the Bay of Naples, SE of Naples. The only other active volcano on the European mainland is the Campi Fl...Virginia, state, United States
(Encyclopedia)CE5 Virginia, state of the S Middle-Atlantic United States. It is bordered by the Atlantic Ocean (E), North Carolina and Tennessee (S), Kentucky and West Virginia (W), and Maryland and the District...parrot
(Encyclopedia)parrot, common name for members of the order Psittaciformes, comprising nearly 400 species of colorful birds, pantropical in distribution, including the parakeets. Parrots have large heads and short n...pigmentation
(Encyclopedia)pigmentation, name for the coloring matter found in certain plant and animal cells and for the color produced thereby. Pigmentation occurs in nearly all living organisms. Almost all plants synthesize ...dogbane
(Encyclopedia)dogbane, common name for some members of the Apocynaceae, a family of herbs, shrubs, and trees found in most parts of the world but especially in the tropics, where they are often climbing forms. Many...Donegal, county, Republic of Ireland
(Encyclopedia)Donegal dŏnˌĭgôlˈ, dŭnˌ– [key], county, 1,865 sq mi (4,830 sq km), N Republi...Darío, Rubén
(Encyclopedia)Darío, Rubén ro͞obĕnˈ därēˈō [key], 1867–1916, Nicaraguan poet, originally named Félix Rubén García Sarmiento. A child prodigy, he gained a thorough knowledge of Spanish and French cultu...chlorophyll
(Encyclopedia)CE5 chlorophyll klôrˈəfĭlˌ [key], green pigment that gives most plants their color and enables them to carry on the process of photosynthesis. Chemically, chlorophyll has several similar forms...Amaral, Tarsila do
(Encyclopedia)Amaral, Tarsila do, 1886–1973, Brazilian painter, usually known as Tarsila. She brought modern art to Brazil, mingling Brazilian themes with modernistic imagery in her paintings. After studying in B...Browse by Subject
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