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.
SYNONYMS FOR activate
QUIZ YOURSELF ON AFFECT VS. EFFECT!
OTHER WORDS FROM activate
Example sentences from the Web for activate
The five power levels and strobe function are activated via the metal side button, and a memory function remembers the last brightness setting when the flashlight is turned on.Flashlights for emergency scenarios and outdoor fun|PopSci Commerce Team|August 27, 2020|Popular Science
At a great price, this 10-inch compound miter saw allows you to get the most precise cuts thanks to its thumb activated stop for adjustments.Make every project a breeze with the right miter saw|PopSci Commerce Team|August 26, 2020|Popular Science
We’re quick to activate our defenses and there’s a million triggers.Are You Yoda or Darth Vader? - Issue 89: The Dark Side|Brian Gallagher|August 26, 2020|Nautilus
Browder didn’t activate his body-worn camera, or identify himself as an officer before opening fire.
When activated, they set off a new cycle of antibody production.
The fMRI scan measures blood flow in the brain, and can sense when certain areas are activated.Welcome to Generation Overshare: Lena Dunham, Taylor Swift, and the Politics of Self-Disclosure|Marlow Stern|November 6, 2014|DAILY BEAST
Synchronoss only got paid when a customer activated on AT&T, so each of those jailbreakers was costing Synchronoss money.
As for the claims that activated charcoal will help purify your body from toxins?
Some natural health practitioners also say activated charcoal can be useful to treat minor digestive issues.
To make this finding even more compelling, Rubin de-activated RB in female brain cells.Why Men May Be More Likely to Get Deadly Brain Cancer|Dr. Anand Veeravagu, MD, Tej Azad|August 5, 2014|DAILY BEAST
I did not know if it was an alarm activated by the opening door or just rust on the rails and wheels of the door mechanism.Valley of the Croen|Lee Tarbell
Each of these is easily activated, giving radioactive isotopes, copper-64 and copper-66.The Atomic Fingerprint|Bernard Keisch
After four minutes, the return vehicle was activated and as it broke away from the capsule, Lynds blacked out for twenty seconds.What Need of Man?|Harold Calin
We use black light almost exclusively or activated phosphorous such as on the sheaths of the nerve cables.The Brain|Alexander Blade
He activated a relay in his forearm and there was a click as the waterproof cover on an exterior socket swung open.The Velvet Glove|Harry Harrison
British Dictionary definitions for activate
- to increase the rate of (a reaction)
- to treat (a substance, such as carbon or alumina) so as to increase powers of adsorption