unsubstantial

  • (a) lacking material form or substance; unreal
    • as insubstantial as a dream
    • an insubstantial mirage on the horizon
    insubstantial, unreal,

Synonyms

insubstantial unreal

Antonyms

substantial material real

See also

nonmaterial immaterial

Words of close approximity

unsubstantialise unsubstantialize