'activated' definitions:

Definition of 'activated'

(from WordNet)
adjective
(of sewage) treated with aeration and bacteria to aid decomposition
adjective
(of e.g. a molecule) made reactive or more reactive [syn: activated, excited]
adjective
Rendered active; e.g. rendered radioactive or luminescent or photosensitive or conductive
adjective
(military) set up and placed on active assignment; "a newly activated unit"