di-
di-
1a 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 ).
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di-
200:10
Di-
is always a great word to know.
So is slumgullion. Does it mean:
| a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question. |
| a stew of meat, vegetables, potatoes, etc. |
di-
3variant of dia- before a vowel: diorama.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
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Based on the Random House Dictionary, © Random House, Inc. 2013.
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Link To di-
Collins
World English Dictionary
| di-1 | |
| —prefix | |
| 1. | twice; two; double: dicotyledon |
| 2. | a. containing two specified atoms or groups of atoms: dimethyl ether; carbon dioxide |
| b. a nontechnical equivalent of bi- | |
| [via Latin from Greek, from dis twice, double, related to duo two. Compare | |
| di-2 | |
| —combining form | |
| variant of dia- : diopter | |
| dia- or di- | |
| —prefix | |
| 1. | through, throughout, or during: diachronic |
| 2. | across: diactinic |
| 3. | apart: diacritic |
| 4. | (in botany) at right angles: diatropism |
| 5. | in opposite or different directions: diamagnetism |
| [from Greek dia through, between, across, by] | |
| di- or di- | |
| —prefix | |
| [from Greek dia through, between, across, by] | |
Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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American Heritage
Medical Dictionary
di- pref.
Two; twice; double: dichromatic.
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.
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Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
American Heritage
Science Dictionary
| 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.
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Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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