alloparent
noun
plural alloparents
Definition of alloparent
: an individual other than the biological parent of an offspring that performs the functions of a parent (as by temporarily caring for an infant)
Alloparents are not unconditional caretakers; they won’t devote scarce resources to other offspring at the expense of their own.— Jeffrey Kluger, Time, 8 May 2000
Keep scrolling for more