the branch of physics concerned with electromagnetic phenomena
magnetism produced by an electric current; "electromagnetism was discovered when it was observed that a copper wire carrying an electric current can magnetize pieces of iron or steel near it"
an embellishment consisting of a decorative representation of a string of flowers suspended between two points; used on pottery or in architectural work
a curtain of fabric draped and bound at intervals to form graceful loops
decorate with strings of flowers; "The public buildings were festooned for the holiday"
the lagging of an effect behind its cause; especially the phenomenon in which the magnetic induction of a ferromagnetic material lags behind the changing magnetic field
a beginning from which an enterprise is launched; "he uses other people's ideas as a springboard for his own"; "reality provides the jumping-off point for his illusions"; "the point of departure of international comparison cannot be an institution but must be the function it carries out"
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"