verb (used with object), ac·ti·vat·ed, ac·ti·vat·ing.
- to render more reactive; excite: to activate a molecule.
- to induce radioactivity.
- to make (carbon, a catalyst, molecules, etc.) more active.
- to hasten (reactions) by various means, as heating.
Origin of activate
Synonyms for activate
Antonyms for activate
Related Words for activationrefreshing, invigorating, restorative, bracing, reinvigorating, exhilarating, brisk, stimulating, invigoration, rebirth, incitement, provocation, revival, renewal, rousing, waking, stimulation, birth, kindling
Examples from the Web for activation
Contemporary Examples of activation
He went so far as to throw an “Activation Party” in their honor just weeks before his September arrest.The Father Who Made His Kids Have Sex With a Dog
John L. Smith
December 16, 2014
Historical Examples of activation
But non-military items also arrived for activation and test.The Machine That Saved The World
William Fitzgerald Jenkins
The scientist set the controls and turned on the activation switch.The Golden Skull
There is no known explanation for this type of activation of the enzyme.The Chemistry of Plant Life
Roscoe Wilfred Thatcher
How this activation is being aided and accelerated by another source of dynamic energy: irradiation from the sun.The Brain
It is usually measured by inserting materials of known composition and measuring their activation.The Atomic Fingerprint
- to increase the rate of (a reaction)
- to treat (a substance, such as carbon or alumina) so as to increase powers of adsorption
1906, noun of action from activate (v.).