present participle of set in

To attack. / To encourage someone, or an animal, to attack someone. / To be determined to do or achieve something.

To save or put aside

(intransitive) To begin something with determination; to commence a long and difficult task or project.

Gene for a human protein involved in apoptosis, transcription and nucleosome assembly. / Initialism of Simulated Emergency Test., an amateur radio training exercise.

Initialism of Strategic Energy Technologies. Plan of the European Union. / Initialism of Stock Exchange of Thailand., the national stock exchange of Thailand.

(sewing) Of a sleeve, that is made separately and inset into a garment.

(sewing) Made separately and inset into a garment.

plural of set / (informal) Set theory.

Third-person singular simple present indicative form of set