■ noun ( plural quantities )
1》 a certain amount or number.
↘a considerable number or amount.
2》 the property of something that is measurable: wages depended on ~ of output, regardless of quality.
3》 Phonetics the perceived length of a vowel sound or syllable.
Origin
ME: from OFr. quantite , from L. quantitas , from quantus 'how great, how much'.