This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

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n. The act or process of adding, especially the process of computing with sets of numbers so as to find their sum.

n. Something added, such as a room or section appended to a building.

idiom. in addition Also; as well.

idiom. in addition to Over and above; besides.

n. The act of adding anything.

n. Anything that is added.

n. The arithmetic operation of adding.

n. The act of adding two or more things together; -- opposed to subtraction or diminution.

n. Anything added; increase; augmentation.

n. That part of arithmetic which treats of adding numbers.

n. A dot at the right side of a note as an indication that its sound is to be lengthened one half.

n. A title annexed to a man's name, to identify him more precisely.; Richard Roe, Gent.; Robert Dale, Mason; Thomas Way, of New York; a mark of distinction; a title.

n. Something added to a coat of arms, as a mark of honor; -- opposed to abatement.

n. The act or process of adding or uniting, especially so that the parts remain independent of one another: opposed to subtraction or diminution: as, a sum is increased by addition; to increase a heap by the addition of more.

n. The result of adding; anything added, whether material or immaterial.

n. Specifically— In law, a title or designation 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 Boston, Hence—

n. An epithet or any added designation or description: a use frequent in Shakspere, but now obsolete.

n. In music, a dot at the side of a note indicating that its sound is to be lengthened one half.

n. In heraldry, same as augmentation.

n. In distilling, anything added to the wash or liquor when in a state of fermentation.

n. Superaddition, appendage, adjunct, increase, increment, extension, enlargement, augmentation.

To furnish with an addition, or a designation additional to one's name.

To combine; add together.

n. a quantity that is added

n. a suburban area laid out in streets and lots for a future residential area

n. a component that is added to something to improve it

n. the act of adding one thing to another

n. something added to what you already have

n. the arithmetic operation of summing; calculating the sum of two or more numbers

"Here, in addition, is an index to those houses, with special notes of my own to every house."

suburbia    suburb    suburban area    acquisition    arithmetic operation   

exercise and addition    addition of vectors    algebraic addition    relative addition    plus sign    +   

adder    add   

augmentation    appendage    accession    increase    adjunct    title   

Deposition    Inquisition    Prohibition    Titian    abolition    academician    acquisition    admission    admonition    ambition   

example    amount    use    combination    production    portion    proportion    arrangement    collection    modification