← BackshareGuessnumerosity/ˌnuːməˈrɑsəti/nounThe quality or state of being many; a large number or amount.Scientists study the numerosity of species in a rainforest.The numerosity of options made it hard to choose.The numerosity of stars in the sky amazed the children.SynonymspluralityabundancemultitudeAntonymsscarcity