Making active and effective; bringing into a state of activity. / (physics) The process of making a radioisotope by bombarding a stable element with neutrons or protons.

plural of activity

plural of activator

The practice of using action to achieve a result, such as political demonstration or a strike in support of or in opposition to an issue.

Third-person singular simple present indicative form of activate

plural of activation

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

plural of activization

simple past tense and past participle of activize