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Dictionary Suite
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arrow a slender pointed or tipped shaft that is shot from a bow. [3 definitions]
arrowhead the wedge-shaped barb on the striking end of an arrow. [3 definitions]
arrowroot a plant of tropical America whose root is dried and pulverized to produce a nutritious starch. [2 definitions]
arroyo a steep ditch or gully, usu. dry, carved in a plain or desert by drainage of heavy rainfall.
arsenal a building used for the storage or manufacture of weapons, munitions, and other military equipment; armory. [3 definitions]
arsenate an ester or salt of arsenic acid.
arsenic a poisonous chemical element that has thirty-three protons in each nucleus and occurs in brittle, grayish white crystalline masses or in yellow or black allotropes. (symbol: As) [2 definitions]
arsenic acid a poisonous, water-soluble white powder that is used in the making of arsenates, medicines, and insecticides.
arsenical composed of or involving arsenic. [2 definitions]
arsenide a compound containing arsenic and one or more less electronegative elements.
arsenious composed of or involving arsenic, esp. in its trivalent state.
ars gratia artis (Latin) art for the sake of art.
arson the illegal act of burning buildings, another's or one's own, for malicious purposes or to claim insurance money.
-art variant of -ard.
art a fine skill that allows one to create a thing of excellence, beauty, or deep meaning that has resulted from natural ability, practice, or study. [4 definitions]
art. abbreviation of "article," in English grammar, the words "a," "an," and "the," which are used with nouns and act to limit the nouns' applications. (See "definite article," "indefinite article.")
art deco (sometimes cap.) a decorative style of the 1920s and 1930s that featured geometric shapes and bold colors and that was applied to furniture, glass and plastic ware, graphic productions, architecture, and the like.
artefact variant of artifact.
Artemis in Greek mythology, a goddess associated with the moon, virginity, and hunting; Diana.
arterial of, relating to, or similar to the arteries. [3 definitions]
arterialize to change (blood from the veins) into blood for the arteries through the addition of oxygen in the lungs.