insubstantial

(in′səb stans̸həl)

adjective

not substantial; specif.,
  1. not real; imaginary
  2. not solid or firm; weak or flimsy

Origin: ML insubstantialis

Related Forms:

See insubstantial in American Heritage Dictionary 4

adjective
  1. Lacking substance or reality. See Synonyms at immaterial.
  2. a. Not firm or solid; flimsy.
    b. Delicate; fine.
  3. Negligible in size or amount.

Related Forms:

  • inˌsub·stanˌti·alˈi·ty (-shē-ălˈĭ-tē) noun

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