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Ethereal vs Undefined - What's the difference?

ethereal | undefined |

As adjectives the difference between ethereal and undefined

is that ethereal is pertaining to the hypothetical upper, purer air, or to the higher regions beyond the earth or beyond the atmosphere; celestial; otherworldly; as, ethereal space; ethereal regions while undefined is lacking a definition or value.

ethereal

English

Alternative forms

* aethereal * aetherial * * (obsolete) * * (obsolete)

Adjective

(en adjective)
  • Pertaining to the hypothetical upper, purer air, or to the higher regions beyond the earth or beyond the atmosphere; celestial; otherworldly; as, ethereal space; ethereal regions.
  • * 1667 : , Paradise Lost , book VII
    • Go, heavenly guest, ethereal messenger.
  • * 1862 : , Walking .
    • I trust that we shall be more imaginative, that our thoughts will be clearer, fresher, and more ethereal , as our sky,...
  • Consisting of ether; hence, exceedingly light or airy; tenuous; spiritlike; characterized by extreme delicacy, as form, manner, thought, etc.
  • * 1733 : , An Essay on Man
    • Vast chain of being, which from God began, Natures ethereal , human, angel, man.
  • Delicate, light and airy.

    • Derived terms

    * ethereality * ethereally * etherealness * etherealization * etherealisation * etherealizing

    References

    * American English forms

    undefined

    English

    Adjective

    (wikipedia undefined) (-)
  • Lacking a definition or value.
  • (mathematics, computing) That does not have a meaning and is thus not assigned an interpretation.
    • The result of division by zero is undefined .

    Antonyms

    * defined