Tra từ addition - Từ điển Oxford Advanced Learner 8th

add·ition [addition additions] BrE [əˈdɪʃn] NAmE [əˈdɪʃn] noun
1. uncountable the process of adding two or more numbers together to find their total
•children learning addition and subtraction
Opp: ↑subtraction
2. countable ~ (to sth) a thing that is added to sth else
•the latest addition to our range of cars
•an addition to the family (= another child)
•last minute additions to the government's package of proposals
3. uncountable ~ (of sth) the act of adding sth to sth else
• Pasta's basic ingredients are flour and water, sometimes with the addition of eggs or oil.
4. (NAmE) (BrE extension)countable ~ (to sth) a new part that is added to a building
•architects who specialize in home additions
• The addition should match the architecture of the house.
Idiom: ↑in addition
See also: ↑extension

Word Origin:
late Middle English: from Latin additio(n-), from the verb addere, from ad- ‘to’ + the base of dare ‘put’.

Language Bank:
addition
Adding another item
▪ Bilingual children do better in IQ tests than children who speak only one language. In addition ▪ / What is more ▪, they seem to find it easier to learn third or even fourth languages.
▪ Learning another language not only ▪ improves children's job prospects in later life, but also ▪ boosts their self-esteem.
▪ Teaching children a second language improves their job prospects in later life. Other ▪ benefits include ▪ increased self-esteem and greater tolerance of other cultures.
Another ▪ / One further ▪ / One additional ▪ reason for encouraging bilingual education is that it boosts children's self-esteem.
▪ Studies suggest that bilingual children find it easier to learn additional languages. There is, moreover ▪, increasing evidence that bilingual children perform better across a range of school subjects, not just foreign languages.
▪ His claim that children find bilingual education confusing is based on very little evidence. Moreover ▪, the evidence he does provide is seriously flawed.
▪ Research has shown that first-language development is not impeded by exposure to a second language. Furthermore ▪, there is no evidence to support the claim that children find bilingual education confusing.

Example Bank:
•He worked it out through simple addition.
•She can do addition, but she hasn't learned subtraction yet.
•We have made several additions to the collection recently.
•a 22 000-square-foot addition designed by a Japanese architect
•a family-room addition to his home
•the latest addition to the family