1. A person or thing that has recently been added to a group, family, or collection
The newborn baby is a wonderful new addition to the family.
O recém-nascido é uma adição maravilhosa à família.
2. A recently constructed building or extension to an existing structure
The new addition to the library will house the digital archives.
A nova adição à biblioteca abrigará os arquivos digitais.
3. A recent member or player joining a team or group
The quarterback is the team's latest new addition from the draft.
O quarterback é a mais recente adição do time vinda do draft.