unactivated

activate

[ak-tuh-veyt]
verb (used with object), activated, activating.
1.
to make active; cause to function or act.
2.
Physics.
a.
to render more reactive; excite: to activate a molecule.
b.
to induce radioactivity.
3.
to aerate (sewage) in order to accelerate decomposition of impure organic matter by microorganisms.
4.
Chemistry.
a.
to make (carbon, a catalyst, molecules, etc.) more active.
b.
to hasten (reactions) by various means, as heating.
5.
to place (a military unit or station) on an active status in an assigned capacity.

Origin:
1620–30; active + -ate1

activation, noun
nonactivation, noun
overactivate, verb (used with object), overactivated, overactivating.
superactivate, verb (used with object), superactivated, superactivating.
unactivated, adjective

activate, actuate, stimulate.


1. actuate, start, turn on, set going.


1. stop, halt, check.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
activate (ˈæktɪˌveɪt)
 
vb
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.  (US) military to create, mobilize, or organize (a unit)
 
acti'vation
 
n
 
'activator
 
n

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