Word.ws English Dictionary

unsubstant

unsubstant adjective: insubstantial.

Adjective

unsubstant (comparative more unsubstant, superlative most unsubstant)

  1. (obsolete, poetic) insubstantial
    • Pursuing ever with insatiate thirst / And aspiration, some unsubstant aim.1850, Walter Richard Cassels, Eidolon, or, The course of a soul: and other poems
    • What was precise was now enormous, unsubstant, diaphanous, for he had seen her.1950, Mervyn Peake, Gormenghast, London: Eyre & Spottiswoode, →OCLC

Forms of unsubstant

comparativemore unsubstant
superlativemost unsubstant

Origin of unsubstant

From un- + substant.

Questions about unsubstant

What does unsubstant mean?
Unsubstant means insubstantial.
What part of speech is unsubstant?
Unsubstant is an adjective.

Words near unsubstant in the dictionary

  1. unsubsided
  2. unsubsiding
  3. unsubsidised
  4. unsubsidized
  5. unsubstanced
  6. unsubstant
  7. unsubstantiable
  8. unsubstantial
  9. unsubstantialise
  10. unsubstantialities
  11. unsubstantiality

Source and license

Adapted from Wiktionary: unsubstant (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “unsubstant.” Word.ws, https://word.ws/unsubstant. Based on Wiktionary, CC BY-SA 4.0.