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   ac·tiv·i·ty

   /akˈtivədē/

   noun

   • 1. the condition in which things are happening or being done: "there has been a sustained level of activity in the economy"
   • ▪ busy or vigorous action or movement: "the room was a hive of activity" Similar bustlehustle and bustlebusynessactionlivelinessmovementlifestiranimationcommotionflurrytumulthubbubexcitementagitationfusswhirlhappeningsoccurrencesproceedingseventsincidentsinformal:toing and froingcomings and goingsto-doarchaic:hurry-scurrypotherOpposite calm
   • 2. a thing that a person or group does or has done: "the firm's marketing activities" Similar pursuitoccupationventureundertakingenterpriseprojectschemebusinessjobaffairtaskcampaigninteresthobbypastimerecreationdiversionentertainmentactactiondeeddoingexploitmaneuverinformal:thinglarkcaper
   • ▪ a recreational pursuit or pastime: "a range of sports activities" Similar pursuitoccupationventureundertakingenterpriseprojectschemebusinessjobaffairtaskcampaigninteresthobbypastimerecreationdiversionentertainmentactactiondeeddoingexploitmaneuverinformal:thinglarkcaper
   • ▪ actions taken by a group in order to achieve their aims: "they are forced to fund political activities they disagree with"
   • 3. a thermodynamic quantity representing the effective concentration of a particular component in a solution or other system, equal to its concentration multiplied by an activity coefficient.

   Word Origin late Middle English: from French activité or late Latin activitas, from Latin act- ‘done’, from the verb agere.

   Scrabble Points: 16

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