Adjacent Words

Addition definitions

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Webster's 1828 Dictionary

ADDI'TION, n. [L. additio, from addo.]
1. The act of adding, opposed to subtraction, or diminution; as, a sum is increased by addition.
2. Any thing added, whether material or immaterial.
3. In arithmetic, the uniting of two or more numbers in one sum; also the rule or branch of arithmetic which treats of adding numbers. Simple addition is the joining of sums of the same denomination, as pounds to pounds, dollars to dollars. Compound addition is the joining of sums of different denominations, as dollars and cents.
4. In law, a title annexed to a man's name, to show his rank, occupation or place of residence; as John Doe, Esq.; Richard Roe, Gent; Robert Dale, Mason; Thomas Way, of New York.
5. In music, a dot at the side of a note, to lengthen its sound one half.
6. In heraldry, something added to a coat of arms, as a mark of honor, opposed to abatements, as bordure, quarter, canton, gyron, pile, etc. See these terms.
7. In distilling, any thing added to the wash or liquor in a state of fermentation.
8. In popular language, an advantage, ornament, improvement; that is, an addition by way of eminence.

WordNet (r) 3.0 (2005)

n
1: 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" [syn: addition, add-on, improver]
2: 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" [ant: deduction, subtraction]
3: 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" [syn: addition, increase, gain]
4: something added to what you already have; "the librarian shelved the new accessions"; "he was a new addition to the staff" [syn: accession, addition]
5: a suburban area laid out in streets and lots for a future residential area
6: 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" [syn: summation, addition, plus]

Merriam Webster's

noun Etymology: addicion Anglo-French, from Latin addition-, additio, from addere Date: 14th century 1. a part added (as to a building or residential section) 2. the result of adding ; increase 3. the act or process of adding; especially the operation of combining numbers so as to obtain an equivalent simple quantity 4. direct chemical combination of substances into a single product

Oxford Reference Dictionary

n. 1 the act or process of adding or being added. 2 a person or thing added (a useful addition to the team). Phrases and idioms: in addition (often foll. by to) as something added. Etymology: ME f. OF addition or f. L additio (as ADD)

Webster's 1913 Dictionary

Addition Ad*di"tion, n. [F. addition, L. additio, fr. addere to add.] 1. The act of adding two or more things together; -- opposed to subtraction or diminution. ``This endless addition or addibility of numbers.'' --Locke. 2. Anything added; increase; augmentation; as, a piazza is an addition to a building. 3. (Math.) That part of arithmetic which treats of adding numbers. 4. (Mus.) A dot at the right side of a note as an indication that its sound is to be lengthened one half. [R.] 5. (Law) A title annexed to a man's name, to identify him more precisely; as, John Doe, Esq.; Richard Roe, Gent.; Robert Dale, Mason; Thomas Way, of New York; a mark of distinction; a title. 6. (Her.) Something added to a coat of arms, as a mark of honor; -- opposed to abatement. Vector addition (Geom.), that kind of addition of two lines, or vectors, AB and BC, by which their sum is regarded as the line, or vector, AC. Syn: Increase; accession; augmentation; appendage; adjunct.

Collin's Cobuild Dictionary

(additions) Frequency: The word is one of the 1500 most common words in English. 1. You use in addition when you want to mention another item connected with the subject you are discussing. Part-time English classes are offered. In addition, students can take classes in word-processing and computing... There's a postage and packing fee in addition to the repair charge. PHRASE: PHR with cl, oft PHR to n 2. An addition to something is a thing which is added to it. This is a fine book; a worthy addition to the Cambridge Encyclopedia series... N-COUNT: usu with supp, oft N to n 3. The addition of something is the fact that it is added to something else. It was completely refurbished in 1987, with the addition of a picnic site. ? removal N-UNCOUNT: the N of n 4. Addition is the process of calculating the total of two or more numbers. ...simple addition and subtraction problems.

Soule's Dictionary of English Synonyms

n. 1. Adding, joining, etc. See add. 2. Accession, increase, augmentation, enlargement, extension. See addendum.

Moby Thesaurus

Anschluss, L, access, accession, accessory, accident, accidental, accompaniment, accord, accretion, accrual, accruement, accumulation, acquirement, acquisition, addenda, addendum, adding, additament, additionally, additive, additory, additum, adjunct, adjuvant, advance, affairs, affiliation, affinity, agglomeration, aggrandizement, aggregation, agreement, alliance, also, amalgamation, ampliation, amplification, annex, annexation, appanage, appendage, appendant, appendix, appreciation, approximation, appurtenance, appurtenant, as well, as well as, ascent, assemblage, assimilation, association, attachment, attainment, augment, augmentation, auxiliary, ballooning, besides, beyond, blend, blending, bloating, bond, boom, boost, broadening, buildup, cabal, cartel, centralization, closeness, coalescence, coalition, coda, collateral, combination, combine, combining, combo, coming by, complement, composition, concomitant, confederacy, confederation, congeries, conglomeration, conjugation, conjunction, connectedness, connection, consolidation, conspiracy, contiguity, contingency, contingent, continuation, contrariety, corollary, crescendo, dealings, deduction, deployment, development, differentiation, disjunction, dispersion, division, dragging down, earnings, ecumenism, edema, elevation, ell, embodiment, encompassment, enlargement, enosis, equation, evolution, expansion, extension, extra, extrapolation, fanning out, federalization, federation, filiation, fixture, flare, flood, furthermore, fusion, gain, gaining, getting, getting hold of, greatening, growth, gush, happenstance, hike, hiking, homology, hookup, in addition, in addition to, incidental, inclusion, incorporation, increase, increment, inessential, inflation, integration, intercourse, interpolation, intimacy, into the bargain, inversion, involution, joining, jump, junction, junta, league, leap, liaison, link, linkage, linking, magnification, making, marriage, meld, melding, mere chance, merger, moneygetting, moneygrubbing, moneymaking, moreover, mounting, multiplication, mutual attraction, nearness, nonessential, not-self, notation, obtainment, obtention, offshoot, other, over and above, package, package deal, pendant, practice, procural, procurance, procuration, procurement, productiveness, proliferation, propinquity, proportion, proximity, putting together, raise, raising, rapport, reckoning, reduction, reinforcement, relatedness, relation, relations, relationship, rider, rise, secondary, securement, side effect, side issue, similarity, snowballing, solidification, splay, spread, spreading, subsidiary, subtraction, summation, summing-up, superaddition, supplement, surge, swelling, sympathy, syncretism, syndication, syneresis, synthesis, tailpiece, tie, tie-in, tie-up, to boot, too, transformation, trover, tumescence, undergirding, unessential, unification, union, uniting, up, upping, upsurge, upswing, uptrend, upturn, waxing, wedding, widening, wing, winning