Idolum

noun

noun ·Uncommon ·Advanced level

Definitions

Noun
  1. 1
    An insubstantial image; a spectre or phantom.
  2. 2
    A mental image or idea.
  3. 3
    A misconception or fallacy.

Etymology

From Latin īdōlum. Doublet of aidoru, eidolon, and idol and related to idea.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.