addition


Also found in: Thesaurus, Medical, Legal, Acronyms, Idioms, Encyclopedia, Wikipedia.

ad·di·tion

 (ə-dĭsh′ən)
n.
1. Mathematics
a. The operation that, for positive integers, consists of increasing by a definite number of increments of 1. The operation is extended to other numbers according to the additive properties of positive integers and other algebraic properties.
b. Any of certain analogous operations involving mathematical objects other than numbers.
2. The process of adding or joining something to something else, typically to make it larger: The addition of a porch to the house would increase its resale value.
3. Something added: This painting would make a fine addition to the museum's collection.
Idioms:
in addition
Also; as well.
in addition to
Over and above; besides.

[Middle English, from Old French, from Latin additiō, additiōn-, from additus, past participle of addere, to add; see add.]

ad·di′tion·al adj.
ad·di′tion·al·ly adv.

addition

(əˈdɪʃən)
n
1. the act, process, or result of adding
2. a person or thing that is added or acquired
3. (Mathematics) a mathematical operation in which the sum of two numbers or quantities is calculated. Usually indicated by the symbol +
4. chiefly US and Canadian a part added to a building or piece of land; annexe
5. (Law) obsolete a title following a person's name
6. in addition (adverb) also; as well; besides
7. in addition to (preposition) besides; as well as
[C15: from Latin additiōn-, from addere to add]

ad•di•tion

(əˈdɪʃ ən)

n.
1. the act or process of adding or uniting.
2. the process of uniting two or more numbers into one sum, represented by the symbol +.
3. the result of adding.
4. something added.
5. a wing, room, etc., added to a building.
6. a chemical reaction in which two or more substances combine to form another compound.
Idioms:
1. in addition, besides; also.
2. in addition to, as well as; besides.
[1350–1400; Middle English < Latin additiō <addi-, variant s. of addere to add]
syn: addition, accessory, adjunct, attachment refer to something joined to or used with something else. addition is the general word for anything joined to something previously existing; it carries no implication of size, importance, or kind: to build an addition to the town library. An accessory is a nonessential part or object that makes something more complete, convenient, or attractive: clothing accessories; camera accessories. An adjunct is a subordinate addition that aids or assists but is usu. separate: a second machine as an adjunct to the first. An attachment is an supplementary part that may be easily connected and removed: a sewing machine attachment for pleating.

ad·di·tion

(ə-dĭsh′ən)
The act, process, or operation of adding two or more numbers to compute their sum.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.addition - a component that is added to something to improve itaddition - a component that is added to something to improve it; "the addition of a bathroom was a major improvement"; "the addition of cinnamon improved the flavor"
additive - something added to enhance food or gasoline or paint or medicine
afterthought - an addition that was not included in the original plan; "the garage was an afterthought"
annex, annexe, wing, extension - an addition that extends a main building
attachment - a supplementary part or accessory
constituent, element, component - an artifact that is one of the individual parts of which a composite entity is made up; especially a part that can be separated from or attached to a system; "spare components for cars"; "a component or constituent element of a system"
elongation, extension - an addition to the length of something
2.addition - the act of adding one thing to anotheraddition - the act of adding one thing to another; "the addition of flowers created a pleasing effect"; "the addition of a leap day every four years"
step-up, increase - the act of increasing something; "he gave me an increase in salary"
retrofit - the act of adding a component or accessory to something that did not have it when it was manufactured; "the court ordered a retrofit on all automobiles"
fluoridation, fluoridisation, fluoridization - the addition of a fluoride to the water supply (to prevent dental decay)
subtraction, deduction - the act of subtracting (removing a part from the whole); "he complained about the subtraction of money from their paychecks"
3.addition - a quantity that is addedaddition - a quantity that is added; "there was an addition to property taxes this year"; "they recorded the cattle's gain in weight over a period of weeks"
indefinite quantity - an estimated quantity
accretion - something contributing to growth or increase; "he scraped away the accretions of paint"; "the central city surrounded by recent accretions"
4.addition - something added to what you already haveaddition - something added to what you already have; "the librarian shelved the new accessions"; "he was a new addition to the staff"
acquisition - something acquired; "a recent acquisition by the museum"
5.addition - a suburban area laid out in streets and lots for a future residential areaaddition - a suburban area laid out in streets and lots for a future residential area
suburb, suburban area, suburbia - a residential district located on the outskirts of a city
6.addition - the arithmetic operation of summingaddition - the arithmetic operation of summing; calculating the sum of two or more numbers; "the summation of four and three gives seven"; "four plus three equals seven"
arithmetic operation - a mathematical operation involving numbers

addition

noun
1. extra, supplement, complement, adjunct, increase, gain, bonus, extension, accessory, additive, appendix, increment, appendage, addendum This book is a worthy addition to the series.
2. inclusion, adding, increasing, extension, attachment, adjoining, insertion, incorporation, annexation, accession, affixing, augmentation It was completely refurbished with the addition of a picnic site.
inclusion removal, deduction, detachment, subtraction
3. counting up, totalling, reckoning, summing up, adding up, computation, totting up, summation simple addition and subtraction problems
counting up reduction, deduction, subtraction
in addition to as well as, along with, on top of, besides, to boot, additionally, over and above, to say nothing of, into the bargain There's a postage and packing fee in addition to the repair charge.

addition

noun
1. The act or process of adding:
2. Something tending to augment something else:
Translations
إضَافَة، زِيَادَهجـَمْـع
събиране
sčítánípřídavekpřírůstek
additionforøgelse
lisäysyhteenlasku
összeadás
samlagningviðbótviîbót
sčítanie
dodatekpoleg tegaseštevanje
addition
eklemekatılmayeni üye

addition

[əˈdɪʃən]
A. N
1. (Math) → adición f, suma f
if my addition is correctsi he sumado bien
to do additionhacer sumas
2. (= act) → adición f
in additionademás
in addition toademás de
with the addition of a cardigan, it makes the perfect summer outfitañadiendo una chaqueta, es el conjunto perfecto para el verano
3. (= thing added) these are our new additionséstas son nuestras nuevas adquisiciones
this is a welcome addition to our books on agricultureéste aumenta valiosamente nuestra colección de libros sobre agricultura
we made additions to our stocksaumentamos nuestras existencias
an addition to the familyun nuevo miembro de la familia
B. CPD addition sign Nsigno m de sumar

addition

[əˈdɪʃən] n
(MATHEMATICS)addition f
(= process of adding) → ajout m
with the addition of sth, by the addition of sth → avec l'ajout de qch
in addition → en plus, de plus
He's broken his leg and, in addition, he's caught a cold → Il s'est cassé la jambe et en plus, il a attrapé un rhume.
in addition to → en plus de
In addition to the price of the cassette, there's a charge for postage → En plus du prix de la cassette, il y a des frais de port.
(= thing added) → ajout m
an addition to sth → un ajout à qch

addition

n
(Math) → Addition f
(= adding)Zusatz m; the addition of another person would make the team too largeeine zusätzliche or weitere Person würde das Team zu groß machen; the addition of one more country to the EUdie Erweiterung der EU um ein weiteres Land
(= thing added)Zusatz m(to zu); (to list) → Ergänzung f(to zu); (to building) → Anbau m (→ to an +acc); (to income) → Aufbesserung f (→ to +gen); (to bill) → Zuschlag m(to zu), Aufschlag m (→ to auf +acc); they are expecting an addition to their family (inf)sie erwarten (Familien)zuwachs (inf)
in additionaußerdem, obendrein; in addition (to this) he said …und außerdem sagte er …; in addition to somethingzusätzlich zu etw; in addition to her other hobbieszusätzlich zu ihren anderen Hobbys; in addition to being unjustified his demand was also …seine Forderung war nicht nur ungerechtfertigt, sondern außerdem noch …

addition

[əˈdɪʃn] naggiunta (Math) → addizione f
if my addition is correct → se ho fatto bene i conti
there has been an addition to the family → la famiglia si è accresciuta
in addition to → oltre a, in aggiunta a
in addition, ... → inoltre,...

add

(ӕd) verb
1. (often with to) to put (one thing) to or with (another). He added water to his whisky.
2. (often with to, ~together, ~up) to find the total of (various numbers). Add these figures together; Add 124 to 356; He added up the figures.
3. to say something extra. He explained, and added that he was sorry.
4. (with to) to increase. His illness had added to their difficulties.
adˈdition noun
1. the act of adding. The child is not good at addition.
2. something added. They've had an addition to the family.
adˈditional adjective
This has meant additional work for me.
References in classic literature ?
If he should have a numerous family, for instance, it would be a very convenient addition.
And, only a week since, I yielded to temptation and made an addition to my picture-gallery.
In addition, Ogilvy's wire to the Astronomical Exchange had roused every observatory in the three kingdoms.
Now we are both agreed that justice is interest of some sort, but you go on to say `of the stronger'; about this addition I am not so sure, and must therefore consider further.
As it was, the place was a zoo, and free at that; for, in addition to the animals he owned and trained and bought and sold, a large portion of the business was devoted to boarding trained animals and troupes of animals for owners who were out of engagements, or for estates of such owners which were in process of settlement.
In addition to his farming, which called for special attention in spring, and in addition to reading, Levin had begun that winter a work on agriculture, the plan of which turned on taking into account the character of the laborer on the land as one of the unalterable data of the question, like the climate and the soil, and consequently deducing all the principles of scientific culture, not simply from the data of soil and climate, but from the data of soil, climate, and a certain unalterable character of the laborer.
Mercury, pleased with his honesty, gave him the golden and silver axes in addition to his own.
1829 volume, but with the addition of the following lines:
Molly was charmed with the first opportunity she ever had of showing her beauty to advantage; for though she could very well bear to contemplate herself in the glass, even when dressed in rags; and though she had in that dress conquered the heart of Jones, and perhaps of some others; yet she thought the addition of finery would much improve her charms, and extend her conquests.
If, in addition to this immense advantage, the ambition of the members should be stimulated by the separate and independent possession of military forces, it would afford too strong a temptation and too great a facility to them to make enterprises upon, and finally to subvert, the constitutional authority of the Union.
If the new Constitution be examined with accuracy and candor, it will be found that the change which it proposes consists much less in the addition of NEW POWERS to the Union, than in the invigoration of its ORIGINAL POWERS.
As soon as all had ate, and the elder ones paid, the carriage was ordered; and after some contrivance, the whole party, with all their boxes, work-bags, and parcels, and the unwelcome addition of Kitty's and Lydia's purchases, were seated in it.