From Middle English executour, from Anglo-Norman executour, from Latin execūtor, agent noun of exequor.

• (of a will) IPA: /ɪɡˈzɛkjʊtɚ/
• (other senses) IPA: /ɪɡˈzɛkjʊtɚ/, /ˈɛɡzɪˌkjuːtɚ/

executor (plural executors)

1. A person who carries out some task.
2. (computing) A component of a system that executes or runs something.
   • 2014, Robert Kowalski, Thom Frühwirth, Logic for Problem Solving, Revisited, page 114:

     When searching for a solution is unnecessary, then the program executor "doesn't care" which solution is generated nor how it is obtained.

3. (legal) Someone appointed by a testator to administer their estate in accordance with their will; an administrator.

   literary executor

4. (obsolete) An executioner.
   • 1599 (date written), William Shakespeare, “The Life of Henry the Fift”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, →OCLC ↗, [Act I, scene ii], line 203:

     The sad-eyed justice, with his surly hum, / Delivering o'er to executors pale / The lazy yawning drone.

• execute
• executrix

• French: exécuteur, exécutrice
• Italian: esecutore, esecutrice
• Russian: исполни́тель
• Spanish: albacea, ejecutor

• French: exécuteur, exécuteur testamentaire
• German: Testamentsvollstrecker, Testamentsvollstreckerin
• Italian: esecutore testamentario
• Portuguese: testamenteiro, executor testamentário
• Russian: душеприка́зчик
• Spanish: albacea