|1.||[ noun ] something done (usually as opposed to something said)|
"there were stories of murders and other unnatural actions"
|Related terms:||act thing accomplishment change interaction performance choice course resistance hire economy arrival reference picking aggression emphasizing playing transfusion bruxism forbiddance pickings transgression res_gestae alienation play beatification stupefaction destabilisation kindness act|
|2.||[ noun ] the state of being active|
"his sphere of activity" "he is out of action"
|Related terms:||inaction inaction inaction state operation behavior play agency swing overdrive eruption busyness act active active|
|3.||[ noun ] (law) a judicial proceeding brought by one party against another; one party prosecutes another for a wrong done or for protection of a right or for prevention of a wrong|
|Related terms:||proceeding prosecution antitrust_case test_case lis_pendens counterclaim custody_case civil_action law|
|4.||[ noun ] (military) a military engagement|
"he saw action in Korea"
|Related terms:||group_action war battle defense blockade operation resistance saber_rattling sortie electronic_warfare police_action amphibious_landing military|
|5.||[ noun ] an act by a government body or supranational organization|
"recent federal action undermined the segregationist position" "the United Nations must have the power to propose and organize action" "the Union action of emancipating Southern slaves"
|6.||[ noun ] a process existing in or produced by nature (rather than by the intent of human beings)|
|Synonyms:||activity natural_action natural_process|
"the action of natural forces" "volcanic activity"
|Related terms:||process phase_change diffusion aeration chromatography transpiration flow washing distillation absorption sorption release fractionation centrifugation decay desorption flocculation ion_exchange dissolution stiffening soak capture temperature_change softening synergy feedback drift oscillation formation antiredeposition electrophoresis vitrification adiabatic_process organic_process opacification curdling nuclear_reaction geological_process rigidification source sink effervescence magnetization ionization leach induction demagnetization capture acidification convection survival condensation sericulture transduction filtration extraction ignition precession_of_the_equinoxes scattering pair_production fossilization stimulation extinction concretion establishment succession oxygenation saltation inactivation materialisation chemical_process hardening radiation absolute_zero|
|7.||[ noun ] (writing) the series of events that form a plot|
"his novels always have a lot of action"
|8.||[ noun ] the operating part that transmits power to a mechanism|
"the piano had a very stiff action"
|Related terms:||mechanism pump_action gunlock piano_action movement gun keyboard key|
|9.||[ noun ] the trait of being active and energetic and forceful|
"a man of action"
|10.||[ verb ] put in effect|
|Synonyms:||accomplish carry_out fulfill carry_through fulfil execute|
"carry out a task" "execute the decision of the people" "He actioned the operation"
|Related terms:||complete effect do dispatch run consummate perfect get_over follow_through accomplishment fulfillment execution|
|11.||[ verb ] (law) institute legal proceedings against; file a suit against|
|Synonyms:||sue process litigate|
"He was warned that the district attorney would process him" "She actioned the company for discrimination"
|Related terms:||challenge expedite litigate legal_action summons petitioner|
|12.||[ noun ] the most important or interesting work or activity in a specific area or field|
"the action is no longer in technology stocks but in municipal bonds" "gawkers always try to get as close to the action as possible"