double
adjectiveUK /ˈdʌb.əl/
US /ˈdʌb.əl/
Two times as much or as many.
I asked for a double scoop of ice cream.
OTHER MEANINGS
2. To make something twice as big.
The recipe says to double the sugar.
3. A person who looks exactly like another person.
The actor used a double for the dangerous scene.
4. Having two parts that are the same.
We booked a double room with two beds.