doing something in opposition to another way of doing it that you don't like; "his style of painting was a reaction against cubism"
a bodily process occurring due to the effect of some foregoing stimulus or agent; "a bad reaction to the medicine"; "his responses have slowed with age"
an idea evoked by some experience; "his reaction to the news was to start planning what to do"
extreme conservatism in political or social matters; "the forces of reaction carried the election"
a response that reveals a person's feelings or attitude; "he was pleased by the audience's reaction to his performance"; "John feared his mother's reaction when she saw the broken lamp"
(mechanics) the equal and opposite force that is produced when any force is applied to a body; "every action has an equal and opposite reaction"
a raised horizontal surface; "the speaker mounted the platform"
any military structure or vehicle bearing weapons
the combination of a particular computer and a particular operating system
a document stating the aims and principles of a political party; "their candidate simply ignored the party platform"; "they won the election even though they offered no positive program"
a decisive manner of beginning a musical tone or phrase
an offensive move in a sport or game; "they won the game with a 10-hit attack in the 9th inning"
the act of attacking; "attacks on women increased last year"; "they made an attempt on his life"
(military) an offensive against an enemy (using weapons); "the attack began at dawn"
strong criticism; "he published an unexpected attack on my work"
the onset of a corrosive or destructive process (as by a chemical agent); "the film was sensitive to attack by acids"; "open to attack by the elements"
a sudden occurrence of an uncontrollable condition; "an attack of diarrhea"
begin to injure; "The cancer cells are attacking his liver"; "Rust is attacking the metal"
set to work upon; turn one's energies vigorously to a task; "I attacked the problem as soon as I got out of bed"
attack in speech or writing; "The editors of the left-leaning paper attacked the new House Speaker"
take the initiative and go on the offensive; "The Serbs attacked the village at night"; "The visiting team started to attack"
launch an attack or assault on; begin hostilities or start warfare with; "Hitler attacked Poland on September 1, 1939 and started World War II"; "Serbian forces assailed Bosnian towns all week"
the act of changing the location of something; "the movement of cargo onto the vessel"
the driving and regulating parts of a mechanism (as of a watch or clock); "it was an expensive watch with a diamond movement"
a major self-contained part of a symphony or sonata; "the second movement is slow and melodic"
a natural event that involves a change in the position or location of something
a group of people with a common ideology who try together to achieve certain general goals; "he was a charter member of the movement"; "politicians have to respect a mass movement"; "he led the national liberation front"