Meanings
adjectiveustorious (comparative more ustorious, superlative most ustorious)
comparative more ustorious · superlative most ustorious
- obsoleteHaving the quality of burning.
And I should tell him , it is by an ustorious quality in the mirror or glass , and by a cleaving power in the wedge , arising from a certain unknown substantial form in them , whence they derive these qualities
1725, Isaac Watts, Logick: Or, The Right Use of Reason in the Enquiry after Truth, […], 2nd edition, London: […] John Clark and Richard Hett, […], Emanuel Matthews, […], and Richard Ford, […], published 1726, →OCLC
Origin
From Latin ust(us) + -ory + -ous.
Full word history & related roots →Cite this entry
APA
ustorious. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/ustorious
MLA
“ustorious.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/ustorious. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “ustorious,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/ustorious.
Source: ustorious on Wiktionary, CC BY-SA 4.0.