• (GA) IPA: /ɪˈmɔɹtəl/
• (RP) IPA: /ɪˈmɔːtəl/

immortal (not comparable)

1. Not susceptible to death; living forever; never dying.
2. Never to be forgotten; that merits being always remembered.

   his immortal words

3. Connected with or relating to immortality.
   • c. 1606–1607, William Shakespeare, “The Tragedie of Anthonie and Cleopatra”, in Mr. William Shakespeares Comedies, Histories, & Tragedies: Published According to the True Originall Copies (First Folio), London: Printed by Isaac Iaggard, and Ed[ward] Blount, published 1623, OCLC 606515358 ↗, [Act V, scene ii]:

     I have immortal longings in me.

4. (obsolete) Exceedingly great; excessive; grievous.

• undeadly
• deathless
• everlasting

• mortal

• (never dying) indestructible, unabolishable, unextinguishable
• (being always remembered) unerasable

• French: immortel
• German: unsterblich
• Italian: immortale
• Portuguese: imortal
• Russian: бессме́ртный
• Spanish: inmortal

• French: inoubliable
• Russian: бессме́ртный

immortal (plural immortals)

1. One who is not susceptible to death.
2. A member of an elite regiment of the Persian army.
3. A member of the Académie française.
4. (Internet) An administrator of a multi-user dungeon; a wizard.
   • 1999, "Corey Crawford", RECRUITING: [circle] Tazmania/Middle Sphere: Admin, Builders, Immortals (on newsgroup rec.games.mud.announce)

     Tazmania/Middle Sphere is in need of builders, admin, and immortals. […] Immortals do not need experiance^[sic].

• French: immortel
• Italian: immortale
• Portuguese: imortal
• Russian: бессме́ртный
• Spanish: inmortal

• mortal
• mortality
• mortician