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 fol. by up): Add this column of figures. Add up the grocery bills.
3.
to say or write further.
4.
to include (usually fol. 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 fol. by to): His illness added to the family's troubles.
–noun
7.
Journalism. copy added to a completed story.
—Verb phrase
8.
add up to, to signify; indicate: The evidence adds up to a case of murder.
—Idiom
9.
add up,
a.
to make the desired, expected, or correct total: These figures don't add up right.
b.
to seem reasonable or consistent; be in harmony or accord: Some aspects of the story didn't add up.
[Origin: 1325–75; ME adden < L addere, equiv. to ad-ad-+ -dere to put (comb. form; see do1)]
attention deficit disorder
n.
Abbr. ADD
A syndrome, usually diagnosed in childhood, characterized by a persistent pattern of impulsiveness, a short attention span, and often hyperactivity, and interfering especially with academic, occupational, and social performance.
c.1374, from L. addere "add to, join" from ad- "to" + -dere comb. form meaning "to put, place," from dare "to give" (see date (1)). To add up "make sense" is from 1942. Add-on "additional component" is from 1941.
a condition (mostly in boys) characterized by behavioral and learning disorders [syn: attention deficit disorder]
verb
1.
make an addition (to); join or combine or unite with others; increase the quality, quantity, size or scope of; "We added two students to that dorm room"; "She added a personal note to her letter"; "Add insult to injury"; "Add some extra plates to the dinner table" [ant: take away]
2.
state or say further; "'It doesn't matter,' he supplied"
3.
bestow a quality on; "Her presence lends a certain cachet to the company"; "The music added a lot to the play"; "She brings a special atmosphere to our meetings"; "This adds a light note to the program" [syn: lend]
4.
make an addition by combining numbers; "Add 27 and 49, please!" [ant: deduct]
5.
determine the sum of; "Add all the people in this town to those of the neighboring town"
6.
constitute an addition; "This paper will add to her reputation"
Add\, v. t. [imp. & p. p. Added; p. pr. & vb. n. Adding.] [L. addere; ad + dare to give, put. Cf. Date, Do.]1. To give by way of increased possession (to any one); to bestow (on). The Lord shall add to me another son. --Gen. xxx. 24. 2. To join or unite, as one thing to another, or as several particulars, so as to increase the number, augment the quantity, enlarge the magnitude, or so as to form into one aggregate. Hence: To sum up; to put together mentally; as, to add numbers; to add up a column. Back to thy punishment, False fugitive, and to thy speed add wings. --Milton. As easily as he can add together the ideas of two days or two years. --Locke. 3. To append, as a statement; to say further. He added that he would willingly consent to the entire abolition of the tax. --Macaulay. Syn: To Add, Join, Annex, Unite, Coalesce. Usage: We add by bringing things together so as to form a whole. We join by putting one thing to another in close or continuos connection. We annex by attaching some adjunct to a larger body. We unite by bringing things together so that their parts adhere or intermingle. Things coalesce by coming together or mingling so as to form one organization. To add quantities; to join houses; to annex territory; to unite kingdoms; to make parties coalesce.
Add\, v. t. [imp. & p. p. Added; p. pr. & vb. n. Adding.] [L. addere; ad + dare to give, put. Cf. Date, Do.]1. To give by way of increased possession (to any one); to bestow (on). The Lord shall add to me another son. --Gen. xxx. 24. 2. To join or unite, as one thing to another, or as several particulars, so as to increase the number, augment the quantity, enlarge the magnitude, or so as to form into one aggregate. Hence: To sum up; to put together mentally; as, to add numbers; to add up a column. Back to thy punishment, False fugitive, and to thy speed add wings. --Milton. As easily as he can add together the ideas of two days or two years. --Locke. 3. To append, as a statement; to say further. He added that he would willingly consent to the entire abolition of the tax. --Macaulay. Syn: To Add, Join, Annex, Unite, Coalesce. Usage: We add by bringing things together so as to form a whole. We join by putting one thing to another in close or continuos connection. We annex by attaching some adjunct to a larger body. We unite by bringing things together so that their parts adhere or intermingle. Things coalesce by coming together or mingling so as to form one organization. To add quantities; to join houses; to annex territory; to unite kingdoms; to make parties coalesce.
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