a person who contributes to the fulfillment of a need or furtherance of an effort or purpose; "my invaluable assistant"; "they hired additional help to finish the work"
the process of ionizing; the formation of ions by separating atoms or molecules or radicals or by adding or subtracting electrons from atoms by strong electric fields in a gas
the condition of being dissociated into ions (as by heat or radiation or chemical reaction or electrical discharge); "the ionization of a gas"
people who are brave; "the home of the free and the brave"
a North American Indian warrior
possessing or displaying courage; able to face and deal with danger or fear without flinching; "Familiarity with danger makes a brave man braver but less daring"- Herman Melville; "a frank courageous heart...triumphed over pain"- William Wordsworth; "set a courageous example by leading them safely into and out of enemy-held territory"
brightly colored and showy; "girls decked out in brave new dresses"; "brave banners flying"; "`braw' is a Scottish word"; "a dress a bit too gay for her years"; "birds with gay plumage"
a pitch that is not in the strike zone; "he threw nine straight balls before the manager yanked him"
the game of baseball
round object that is hit or thrown or kicked in games; "the ball travelled 90 mph on his serve"; "the mayor threw out the first ball"; "the ball rolled into the corner pocket"
a spherical object used as a plaything; "he played with his rubber ball in the bathtub"
a more or less rounded anatomical body or mass; "the ball at the base of the thumb"; "he stood on the balls of his feet"
a lavish dance requiring formal attire
a compact mass; "a ball of mud caught him on the shoulder"
the people assembled at a lavish formal dance; "the ball was already emptying out before the fire alarm sounded"
United States comedienne best known as the star of a popular television program (1911-1989)
an object with a spherical shape; "a ball of fire"
form into a ball by winding or rolling; "ball wool"
with unflagging resolve; "dance inspires him ceaselessly to strive higher and higher toward the shining pinnacle of perfection that is the goal of every artiste"
(spatial sense) seeming to have no bounds; "the Nubian desert seemed to stretch out before them endlessly"