Etymograph

English

illusive

Illusive comes from Medieval Latin illūsīvus ‘deceptive, illusive, illusory’.

  1. Medieval Latinc. 600–1500illūsīvus‘deceptive, illusive, illusory’
  2. Englishearliest quotation 1912illusive

attested reconstructed ? uncertain or disputed

Lineage

  1. Medieval Latinc. 600–1500illūsīvus‘deceptive, illusive, illusory’
  2. Englishearliest quotation 1912illusive

Earliest quotation: 1912, Zane Grey, New York: “[…] he could not catch the illusive thing that…”

Today it means

adj Subject to or pertaining to an illusion, often used in the sense of an unrealistic expectation or an unreachable goal or outcome.

Language periods are conventional ranges, not dates for this word.

Etymograph / Medieval Latin illūsīvus / illusive