Meaning

noun putting a condemned person to death

noun the act of performing; of doing something successfully; using knowledge as distinguished from merely possessing it

noun (computer science) the process of carrying out an instruction by a computer

originFrom Old French execution (c.1360), from Latin exsecutiō, an agent noun from exsequor (“to follow out”), from ex (“out”) + sequor (“follow”). Equivalent to execute + -ion.

Etymology from Wiktionary, CC BY-SA 3.0