dolabriform

from WordNet (r) 3.0 (2006)

dolabriform
    adj 1: having the shape of the head of an ax or cleaver [syn:
           {dolabriform}, {dolabrate}]

from The Collaborative International Dictionary of English v.0.48

Dolabriform \Do*lab"ri*form\, a. [L. dolabra a mattock + -form.]
   Shaped like the head of an ax or hatchet, as some leaves, and
   also certain organs of some shellfish. Dolce