di
1or Di
from; of: used in Italian personal names, originally to indicate place of origin: Conte di Savòia.
Origin of di
1Other definitions for Di (3 of 9)
a female given name, form of Diana.
Other definitions for Di (4 of 9)
didymium.
Other definitions for DI (5 of 9)
Department of the Interior.
drill instructor.
Other definitions for di- (6 of 9)
a prefix occurring in loanwords from Greek, where it meant “two,” “twice,” “double” (diphthong); on this model, freely used in the formation of compound words (dicotyledon; dipolar) and in chemical terms (diatomic; disulfide).
Origin of di-
6- Also dis-2.
- Compare mono-.
Other definitions for di- (7 of 9)
variant of dis-1 before b, d, l, m, n, r, s, v, and sometimes g and j: digest; divide.
Other definitions for di- (8 of 9)
variant of dia- before a vowel: diorama.
Other definitions for di. (9 of 9)
diameter.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use di in a sentence
But the DIA assessment is based on two important assumptions.
The DIA assessment, this source said, focused largely on the damage done to the military.
As Virginia Postrel has written, in fiscal 2012, the DIA drew just 498,000 visits, or “barely 1,000 more than it drew in 1928.”
“The DIA was always more forward leaning on this,” one U.S. official said.
From the elementary form de, di, or da, one traces ramifications such as the Celtic dia or duw meaning a god.
Archaic England | Harold Bayley
A pesar de la caida de Valencia, parece claro al mundo, que las cosas del enemigo estan andando de pejor a pejor cada dia.
Wanderings in South America | Charles WatertonDiabolus dicitur a dia, quod est duo, et bolos morsus; quasi dupliciter mordens; quia ldit hominem in corpore et anima.
(meaning your substance): which is an exact translation of the equally common Irish wish Go medaighe Dia dhuit.
English As We Speak It in Ireland | P. W. JoyceThe established derivation of Aphrodite dia ten tou athrou genesin may be accepted on the authority of Hesiod.
Cratylus | Plato
British Dictionary definitions for Di (1 of 4)
didymium
British Dictionary definitions for DI (2 of 4)
Defence Intelligence
Detective Inspector
Donor Insemination
British Dictionary definitions for di- (3 of 4)
twice; two; double: dicotyledon
containing two specified atoms or groups of atoms: dimethyl ether; carbon dioxide
a nontechnical equivalent of bi- 1 (def. 5c)
Origin of di-
3British Dictionary definitions for di- (4 of 4)
variant of dia- diopter
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for di-
A prefix that means two, twice, or double. It is used commonly in chemistry, as in dioxide, a compound having two oxygen atoms.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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