Infant : nm Un nourrisson is a child older than one month and less than two years old.
Infant: small diamond substituted in place of a larger one by the setter to the detriment of his boss to customers.
Infant of the muses: poet, former slang of the academicians, who were breastfed by Naiads (*).
(*) In Greek mythology, naiads are aquatic nymphs that live in fresh water, especially rivers, springs, fountains, etc. They are the object of a particular cult.