See Also: diamantine(dictionary)

diamantine (iou)



diamantine adjective & noun. M16.
[French diamantin, from diamant DIAMOND noun: see -INE1.]
A. adjective.
Hard as diamond, adamantine. M16-M17.
Consisting of or of the nature of diamond; containing diamonds. E17.
b. noun. Powdered boron used as an abrasive. L19.