Noun

• S: (n) activation (stimulation of activity in an organism or chemical)
• S: (n) energizing, activating, activation (the activity of causing to have energy and be active)
• direct hyponym / full hyponym
• S: (n) electrification (the activity of thrilling or markedly exciting some person or group)
• S: (n) vivification, invigoration, animation (the activity of giving vitality and vigour to something)
• direct hypernym / inherited hypernym / sister term
• S: (n) activity (any specific behavior) "they avoided all recreational activity"
• S: (n) act, deed, human action, human activity (something that people do or cause to happen)
• S: (n) event (something that happens at a given place and time)
• S: (n) psychological feature (a feature of the mental life of a living organism)
• S: (n) abstraction, abstract entity (a general concept formed by extracting common features from specific examples)
• S: (n) entity (that which is perceived or known or inferred to have its own distinct existence (living or nonliving))
• derivationally related form
• S: (n) activation (making active and effective (as a bomb))