EJDict
ライセンス: CC0 (Public Domain)
日本語WordNet
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"
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"
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"
something added to what you already have; "the librarian shelved the new accessions"; "he was a new addition to the staff"
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"
JMdict
AIによる解説
The act of adding something, the mathematical operation, or something added. 'In addition' means 'furthermore'. Very common word.
ライセンス: KeyLang Original
Addition is commutative: 3 + 5 equals 5 + 3.
足し算は交換法則が成り立ちます：3 + 5 は 5 + 3 と等しいです。
Addition follows the associative property in mathematics.
加法は数学において結合法則に従う。
Aspirin has antifebrile properties in addition to pain relief.
アスピリンは鎮痛効果に加えて解熱作用もある。
Children learn addition before subtraction in elementary school.
子供たちは小学校で引き算の前に足し算を学ぶ。
Dried teasel makes an attractive addition to flower arrangements.
乾燥したチーゼルはフラワーアレンジメントに魅力的なアクセントになる。
Addition is a binary arithmetic operation.
加算は二項演算である。
Pronunciation data from ipa-dict (MIT License) based on cmudict-ipa by @lingz