addition meaning
EN
[əˈdɪʃn̩] [əˈdɪʃən] [-ɪʃən] 
US WAddition
- Addition (often signified by the plus symbol "+") is one of the four elementary, mathematical operations of arithmetic, with the others being subtraction, multiplication and division.
- Besides counting fruits, addition can also represent combining other physical objects.
- In arithmetic, rules for addition involving fractions and negative numbers have been devised amongst others. In algebra, addition is studied more abstractly.
- Addition has several important properties. It is commutative, meaning that order does not matter, and it is associative, meaning that when one adds more than two numbers, the order in which addition is performed does not matter (see Summation).
FR addition 
- NounPLadditionsSUF-tion
- NU The act of adding anything.
- The addition of five more items to the agenda will make the meeting unbearably long.
- Anything that is added.
- NU The arithmetic operation of adding.
- (music) A dot at the right side of a note as an indication that its sound is to be lengthened one half.
- (law) A title annexed to a person's name to identify him or her more precisely, as in "John Doe, Esq.", "Robert Dale, Mason", "Thomas Way, of New York".
- (heraldry) Something added to a coat of arms, as a mark of honour; opposed to abatement.
- NU The act of adding anything.
- More Examples
- Used in the Middle of Sentence
- In addition an adequate staging EUS cannot be performed unless the original site of the resection can be identified by an endoscopic tattoo, residual tissue, or a postresection scar.
- In addition to listing specific earmarks he finds the most reprehensible, McCain said he has been twittering the “top ten” most egregious
- Another addition that seemed unnecessary was the projection of several unfathomable woodcutlike prints.
- Used in the Middle of Sentence
Definition of addition in English Dictionary
- Part-of-Speech Hierarchy
- Nouns
- Countable nouns
- Singularia tantum
- Uncountable nouns
- Uncountable nouns
- Countable nouns
- Nouns
- en additional
- fr addition
- en additions
- fr additions
- en additionally
Source: Wiktionary
Grammatically, this word "addition" is a noun, more specifically, a countable noun and a singularia tantum.