trituberculy
noun
tri·tu·ber·cu·ly
-lē
plural -es
: the state of being tritubercular or showing evidence of having developed from a tritubercular ancestral type —used especially in reference to a theory of the origin of mammalian molar teeth supposing them to have developed through tritubercular forms compare multituberculy
Word History
Etymology
trituberculate + -y