Definition of infantility in English:

infantility

Pronunciation /ˌinfənˈtilitē/

nouninfantilities

See infantile

‘His regard is for infantility, not infants.’
  • ‘Civilized infantility refers to the fact that the adults in this society act like infants socially in the goals of their relationships.’
  • ‘Infantility, indefinitely prolonged, is also the indefinite prolongation of (false) promise.’