activate definition, activate meaning | English dictionary

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activate

  

      vb   tr  
1    to make active or capable of action  
2      (Physics)   to make radioactive  
3      (Chem)  
a    to increase the rate of (a reaction)  
b    to treat (a substance, such as carbon or alumina) so as to increase powers of adsorption  
4      (Physiol)   to prepare by arousal (the body or one of its organs (e.g. the brain)) for action  
5    to purify (sewage) by aeration  
6      (U.S., military)   to create, mobilize, or organize (a unit)  
  activation      n  
  activator      n  
English Collins Dictionary - English Definition & Thesaurus  
Collins

activate

  
  
actuate, animate, arouse, energize, galvanize, get going, impel, initiate, kick-start     (informal)   mobilize, motivate, move, prod, prompt, propel, rouse, set going, set in motion, set off, start, stimulate, stir, switch on, trigger (off), turn on  
  
Antonyms     
   arrest, check, deactivate, halt, impede, stall, stop, terminate, turn off  

English Collins Dictionary - English synonyms & Thesaurus  

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