plural of activity

In an active manner. / (grammar) In the active form; not passive.

Having the power or quality of acting; causing change; communicating action or motion; acting;—opposed to passive, that receives. / Quick in physical movement; of an agile and vigorous body; nimble.

A person or thing that is acting or capable of acting. / (electronics) Any component that is not passive. See Passivity (engineering).

plural of activation

Third-person singular simple present indicative form of activate

The state or quality of being active.

One who, or that which, activates. / (chemistry) Something that activates a catalyst / (biology) Any chemical or agent which regulates one or more genes by increasing the rate of transcription.

simple past tense and past participle of activate

simple past tense and past participle of activize