premorse
/ˌpriːˈmɔːs/Chiefly Botany
adjective
Especially of a root: having the end irregularly truncate, as if bitten or broken off.
Origin
Mid 18th century; earliest use found in Chambers's Cyclopaedia. From classical Latin praemorsus, past participle of praemordēre to bite at the extremity, to bite from the end from prae- + mordēre to bite.