insubstantial Meaning, Definition & Usage

  1. adjective lacking material form or substance; unreal
    unsubstantial; unreal.
    • as insubstantial as a dream
    • an insubstantial mirage on the horizon
  2. adjective satellite lacking in nutritive value
    jejune.
    • the jejune diets of the very poor

WordNet


In`sub*stan"tial adjective
Definitions
  1. Unsubstantial; not real or strong. "Insubstantial pageant." R. Shak.

Webster 1913