rhinocerotid
/rʌɪˈnɒsəˌrəʊtɪd/ /rʌɪˈnɒsəˌrɒtɪd/Zoology and Palaeontology
noun
A rhinoceros or other (extinct) mammal of the family Rhinocerotidae.
adjective
Of or relating to the family Rhinocerotidae.
Origin
Mid 19th century; earliest use found in American Journal of Science. From classical Latin rhīnocerōt-, rhīnocerōs rhinoceros + -id, after scientific Latin Rhinocerotidae, family name.