quantity

noun (plural quantities)

• 1the amount or number of a material or abstract thing not usually estimated by spatial measurement:the quantity and quality of the fruit can be controlled
• [count noun] a certain, usually specified, amount or number of something:a small quantity of food if taken in large quantities, the drug can result in liver failure
• (often quantities) a considerable number or amount of something:she was able to drink quantities of beer without degenerating into giggles [mass noun]:many people like to buy in quantity

• 2 Phonetics the perceived length of a vowel sound or syllable.

• 3 Mathematics & Physics a value or component that may be expressed in numbers.
• [count noun] the figure or symbol representing a quantity.