di

¹

Or Di

[dee]

preposition

1. from; of: used in Italian personal names, originally to indicate place of origin.

   Conte di Savòia.

di-

²

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 ).

di

³

[dee]

noun

Music.

1. a tone in the ascending chromatic scale between do and re.

di-

⁴

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

di-

⁵

1. variant of dia- before a vowel.

   diorama.

Di

⁶

[dahy]

noun

1. a female given name, form of Diana.

Di

⁷

Symbol, Chemistry.

1. didymium.

DI

⁸

1. Department of the Interior.

2. drill instructor.

di.

⁹

Or dia

abbreviation

1. diameter.

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

di-

²

combining form

1. variant of dia-

   diopter

DI

³

abbreviation

1. Defence Intelligence

2. Detective Inspector

3. Donor Insemination

Di

⁴

symbol

1. didymium

di–

1. A prefix that means “two,” “twice,” or “double.” It is used commonly in chemistry, as in dioxide, a compound having two oxygen atoms.

Word History and Origins

Origin of di–¹

< Italian < Latin dē

Origin of di–²

Middle English ≪ Latin < Greek, combining form representing dís twice, double, akin to dýo two. See bi- ¹, twi-

Origin of di–³

Perhaps alteration of do ²

Word History and Origins

Origin of di–¹

via Latin from Greek, from dis twice, double, related to duo two. Compare _bi- ¹

Example Sentences

"The truly shocking thing is that despite this increase in spending, we are still left with a system that is failing to cope with the needs of these children and young people," Pepe Di'Iasio, general secretary of the Association of School and College Leaders, said.

From BBC

Pepe Di'Iasio, general secretary of the Association of School and College Leaders, welcomed the new emphasis on colleges, saying they had been "the forgotten heroes of the education system" for too long.

From BBC

"It is important to remember that these changes have been brought in following the suicide of a headteacher under the previous inspection system," Mr Di'Iasio said.

From BBC

It took place at the Pinacoteca di Brera art gallery, where more than 120 of his creations are on show.

From BBC

Ann Cleeves reportedly ended the Shetland mysteries with 2018’s “Wild Fire,” although Detective Inspector Jimmy Perez’s colleagues, led by DI Ruth Calder, continue in the TV series.

From Los Angeles Times