D defs.my
Entry 1 sense Webster, 1913

Cuttle bone

/(bōn`)/ · Cut·tle bone · IPA
01 The shell or bone of cuttlefishes, used for various purposes, as for making polishing powder, etc.
  1. 1.
    The shell or bone of cuttlefishes, used for various purposes, as for making polishing powder, etc.