1 nocturnalism | Definition of nocturnalism

nocturnality

noun
noc·​tur·​nal·​ity | \ ËŒnakËŒtÉ™rˈnalÉ™tÄ“\
variants: or less commonly nocturnalism \ näkˈtərnᵊlˌizəm \
plural nocturnalities also nocturnalisms

Definition of nocturnality

: the condition of being nocturnal many rodents exhibit strict nocturnality