Dolabra | Webster's Dictionary of the English Language

dolabra
dŏlābra, ae, f. [dolo], a mattock , pickaxe , as a milit. implement, Liv. 9, 37; 21, 11; Tac. H....

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.
dolabra
dolābra ae, f 1 dolo, a mattock, pickaxe : ad subruendum murum, L.: munire castra dolabrā, Iu. ...

An Elementary Latin Dictionary