premorse

Abruptly truncated, as though bitten or broken off.

Bitten off.

In botany and entomology, having the apex irregularly truncate, as if bitten or broken: as, a premorse leaf or root; premorse elytra; etc.

Terminated abruptly, or as it bitten off.

such as have an abrupt, ragged, and irregular termination, as if bitten off short.

Terminated abruptly, or as if bitten off.