Rhinoceros Rhinoceros Definition: Rhinoceros (), also known as rhino, is a group of five extant species of odd-toed ungulates in the family Rhinocerotidae.. Wikipedia suggests Rhinoceros . Rhinoceros contains 10 letters and has 48 connections / rhymes. 151 Sombreros Sombrero Definition: The English word sombrero, a loanword from Spanish, typically refers