From dismiss + -al.

• (British) IPA: [dɪsˈmɪsəɫ], [dɪzˈmɪsəɫ]

dismissal

1. The act of sending someone away.
2. Deprivation of office; the fact or process of being fired from employment or stripped of rank.
   • 1904–1905, Baroness Orczy [i.e., Emma Orczy], “The Hocussing of Cigarette ↗”, in The Case of Miss Elliott, London: T[homas] Fisher Unwin, published 1905, →OCLC ↗; republished as popular edition, London: Greening & Co., 1909, OCLC 11192831 ↗, quoted in The Case of Miss Elliott (ebook no. 2000141h.html), Australia: Project Gutenberg of Australia, February 2020:

     No one, however, would have anything to do with him, as Mr. Keeson's orders in those respects were very strict ; he had often threatened any one of his employés with instant dismissal if he found him in company with one of these touts.

3. A written or spoken statement of such an act.
4. Release from confinement; liberation.
5. Removal from consideration; putting something out of one's mind, mentally disregarding something or someone.
6. (legal) The rejection of a legal proceeding, or a claim or charge made therein.
7. (cricket) The event of a batsman getting out; a wicket.
8. (Christianity) The final blessing said by a priest or minister at the end of a religious service.

• German: Wegschicken, Abweisen, Abweisung
• Portuguese: dispensa
• Russian: ро́спуск

• French: limogeage, licenciement
• German: Entlassung, Kündigung, Abberufung
• Italian: licenziamento
• Portuguese: dispensa, demissão
• Russian: увольне́ние

• French: non-lieu
• German: Abweisung, Zurückweisung
• Portuguese: arquivamento, arquivação
• Russian: отклоне́ние
• Spanish: desistimiento