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add

[ad] /æd/
verb (used with object)
1.
to unite or join so as to increase the number, quantity, size, or importance:
to add two cups of sugar; to add a postscript to her letter; to add insult to injury.
2.
to find the sum of (often followed by up):
Add this column of figures. Add up the grocery bills.
3.
to say or write further.
4.
to include (usually followed by in):
Don't forget to add in the tip.
verb (used without object)
5.
to perform the arithmetic operation of addition:
children learning to add and subtract.
6.
to be or serve as an addition (usually followed by to):
His illness added to the family's troubles.
noun
7.
Journalism. copy added to a completed story.
Verb phrases
8.
add up to, to signify; indicate:
The evidence adds up to a case of murder.
Idioms
9.
add up,
  1. to make the desired, expected, or correct total:
    These figures don't add up right.
  2. to seem reasonable or consistent; be in harmony or accord:
    Some aspects of the story didn't add up.
Origin
1325-1375
1325-75; Middle English adden < Latin addere, equivalent to ad- ad- + -dere to put (combining form; see do1)
Related forms
addable, addible, adjective
addedly, adverb
misadd, verb
readd, verb (used with object)
unaddable, adjective
unadded, adjective
unaddible, adjective
Can be confused
ad, add, odd.
addable, edible.
adds, ads, adz.
Synonyms
1. affix, append, attach, adjoin. 2. total, sum.

ADD

1.
attention deficit disorder.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for add
  • Layer the ingredients in a jar, add a ribbon and a tag, and you have a simple but stylish gift.
  • add another equally simple but different frequency and you get structure and logic far more interesting.
  • But there is one quite cheap and uncomplicated way to increase study time: add more homework.
  • It turns out that the additional acceleration that the vortices add to the wind can increase the power of vertical axis turbines.
  • After the grease rises, you can recover the flavorful juices more easily to add back into the gravy.
  • These figures will add to fears that the employment outlook is darkening.
  • To add to the puzzle, panic attacks in healthy people occur out of the blue.
  • add more flour if the dough is too sticky or more water if too dry.
  • add an alluring accent to everything from soups to salads.
  • Some of them actually had some interesting things to add to the plot.
British Dictionary definitions for add

add

/æd/
verb
1.
to combine (two or more numbers or quantities) by addition
2.
(transitive) foll by to. to increase (a number or quantity) by another number or quantity using addition
3.
(transitive) often foll by to. to join (something) to something else in order to increase the size, quantity, effect, or scope; unite (with): to add insult to injury
4.
(intransitive) foll by to. to have an extra and increased effect (on): her illness added to his worries
5.
(transitive) to say or write further
6.
(transitive) foll by in. to include
noun
7.
(informal) an instance of adding someone to one's list of contacts on a social networking site, esp MySpace: Thanks for the add!
See also add up
Word Origin
C14: from Latin addere, literally: to put to, from ad- to + -dere to put

ADD

abbreviation
1.
attention deficit disorder
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
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Word Origin and History for add
v.

late 14c., "to join or unite (something to something else)," from Latin addere "add to, join, attach, place upon," from ad- "to" (see ad-) + -dere comb. form meaning "to put, place," from dare "to give" (see date (n.1)). Meaning "to do sums, do addition" also is from late 14c. Related: Added; adding. To add up "make sense" is from 1942.

Online Etymology Dictionary, © 2010 Douglas Harper
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add in Medicine

ADD abbr.
attention deficit disorder

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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add in Science
ADD  
Abbreviation of attention deficit disorder
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Related Abbreviations for add

ADD

  1. Administration on Developmental Disabilities
  2. attention deficit disorder
The American Heritage® Abbreviations Dictionary, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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