Source : Webster's Revised Unabridged Dictionary (1913)

Boraginaceous \Bo*rag`i*na"ceous\, a. (Bot.)
   Of, pertaining to, or resembling, a family of plants
   ({Boraginace[ae]}) which includes the borage, heliotrope,
   beggar's lice, and many pestiferous plants.

Source : WordNet®

Boraginaceae
     n : a widely distributed family of plants distinguished by
         circinate flowers and nutlike fruit [syn: {family
         Boraginaceae}, {borage family}]