extension
extensionnoun
UK/ɪkˈstenʃn/US/ɪkˈstenʃn/
Dạng từ: extensions
BUILDING
B2a new room or rooms added to a building
- They're building an extension at the back of the house.
MORE TIME
B2extra time allowed for something
- I asked my teacher for an extension on my essay.
PHONE
B2one of several phone lines in a building, each with its own number
- Call me on extension 214.