Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License
Use "numerosities" in a sentence
"More recent research indicates that infants can distinguish animate from inanimate objects (i.e. agents and objects), reason about numerosities, and distinguish among intentional and accidental actions."
"There are systems for objects, conspecifics (others of the same species), places in a scene, or numerosities, for example."
"Significantly, the monkeys immediately applied the mathematical rules to all the stimuli pairs they were shown, even when the sample sets contained numerosities that had not been previously presented."