eusocial
Concise Oxford English Dictionary © 2008 Oxford University Press:
eusocial /juːˈsəʊʃ(ə)l/
▶adjective Zoology denoting social organisms (e.g. the honeybee) in which a single female or caste produces the offspring and non-reproductive individuals cooperate in caring for the young.
– derivatives
eusociality noun.
eusociality noun.
'eusocial' also found in these Oxford entries:

