follow Dictionary.com

Is irregardless a word?

di1

or Di

[dee] /di/
preposition
1.
from; of: used in Italian personal names, originally to indicate place of origin:
Conte di Savòia.
Origin of di1
< Italian < Latin

di2

[dee] /di/
noun, Music.
1.
a tone in the ascending chromatic scale between do and re.
Origin
perhaps alteration of do2

Di

[dahy] /daɪ/
noun
1.
a female given name, form of Diana.

DI

1.
Department of the Interior.
2.
drill instructor.

Di

Symbol, Chemistry
1.

di-1

1.
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).
Also, dis-2 .
Compare mono-.
Origin
Middle EnglishLatin < Greek, combining form representing dís twice, double, akin to dýo two. See bi-1, twi-

di-2

1.
variant of dis-1. before b, d, l, m, n, r, s, v, and sometimes g and j: digest; divide.

di-3

1.
variant of dia- before a vowel:
diorama.

di.

or dia

1.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
Cite This Source
Examples from the Web for di
Contemporary Examples
Historical Examples
  • Citt di Castello and Gubbio followed suit, and many of the smaller towns and hamlets.

    The Story of Perugia Margaret Symonds
  • Bad anyway, seeing there was only two di'monds betwixt three men.

    Tom Sawyer, Detective Mark Twain (Samuel Clemens)
  • Mr. Meredith found his way into some sealed and sacred chambers of the lad's soul wherein not even di had ever looked.

    Rainbow Valley Lucy Maud Montgomery
  • And when Tom held up the other di'mond he looked sorrier than ever.

    Tom Sawyer, Detective Mark Twain (Samuel Clemens)
  • Martino di Giorgio had a relative who became more famous than himself.

    The Cathedral Builders Leader Scott
British Dictionary definitions for di

Di

Chemical symbol
1.
didymium

DI

abbreviation
1.
Defence Intelligence
2.
Detective Inspector
3.
Donor Insemination

di-1

prefix
1.
twice; two; double: dicotyledon
2.
  1. containing two specified atoms or groups of atoms: dimethyl ether, carbon dioxide
  2. a nontechnical equivalent of bi-1 (sense 5c)
Word Origin
via Latin from Greek, from dis twice, double, related to duo two. Compare bi-1

di-2

combining form
1.
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
Cite This Source
Word Origin and History for di

di-

word-forming element meaning "two, double, twice," from Greek di-, from dis "twice," related to duo (see two).

word-forming element meaning "apart, asunder," form of dis- before certain voiced consonants.

word-forming element meaning "through; thoroughly," form of dia- before vowels.

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
di in Medicine

di- pref.

  1. Two; twice; double: dichromatic.

  2. Containing two atoms, radicals, or groups: diiodide.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
di in Science
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 © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
Slang definitions & phrases for di

DI

noun

A drill instructor; noncommissioned officer in charge of recruits (1913+ Marine Corps)

The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.
Copyright (C) 2007 by HarperCollins Publishers.
Cite This Source
Related Abbreviations for di

Di

didymium

DI

1.
diabetes insipidus
2.
diagnostic imaging
3.
donor insemination
4.
drill instructor
The American Heritage® Abbreviations Dictionary, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Cite This Source

Word of the Day

Difficulty index for di

Many English speakers likely know this word

Word Value for di

0
0
Scrabble Words With Friends

Nearby words for di