Meanings
nounMDI (countable and uncountable, plural MDIs)
plural MDIs
- abbreviationcountableinitialismuncountablecommunicationInitialism of medium-dependent interface.
- abbreviationcountableinitialismuncountablemedicineInitialism of metered-dose inhaler.
- abbreviationcountableinitialismuncountablecomputingInitialism of multiple document interface.
- abbreviationcountableinitialismuncountablechemistryInitialism of methylene diphenyl diisocyanate.
Synonyms: methylene diphenyl diisocyanate
proper noun
- abbreviationinitialismInitialism of Mount Desert Island.
- abbreviationinitialismgraphicscomputingInitialism of Microsoft Document Imaging format.
- abbreviationinitialismcomputingInitialism of Mission Data Interface.
Synonyms & antonyms
Also see
Rhymes & wordplay
Anagrams
Cite this entry
APA
MDI. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/MDI
MLA
“MDI.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/MDI. Accessed November 5, 2026.
Chicago
WatkinsX Dictionary, s.v. “MDI,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/MDI.
Source: MDI on Wiktionary, CC BY-SA 4.0.