Definition of DI

 (Entry 1 of 2)

drill instructor

Definition of di- (Entry 2 of 2)

1 : twice : twofold : double dichromatic
2 : containing two atoms, radicals, or groups dioxide

History and Etymology for DI

Combining form

borrowed from Greek, going back to Indo-European *du̯i- — more at twi-

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Cite this Entry

“DI.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/DI. Accessed 2 Dec. 2020.

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Medical Definition of DI

diabetes insipidus

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