quantity quantity /ˈkwɑːntəti/

noun

1. () How much there is or how many there are of something that you can quantify  ( measure , quantity , amount )
   how much there is or how many there are of something that you can quantify
    The measure of the room is 10 feet by 12 feet
   The measure of the room is 10 feet by 12 feet
   
   
2. () An adequate or large amount  ( quantity )
   an adequate or large amount
    He had a quantity of ammunition
   he had a quantity of ammunition
   
3. (mathematics) the concept that something has a magnitude and can be represented in mathematical expressions by a constant or a variable  ( quantity )
   (mathematics) the concept that something has a magnitude and can be represented in mathematical expressions by a constant or a variable