1. A small beaklike process; a small rostrum
   "the rostellum of the stigma of violets"

Derived forms: rostellums

• Polystichum braunii
• Polystichum lonchitis
• Polystichum scopulinum
• Polystichum setiferum
• polystyrene
• polysyllabic
• polysyllabic word
• polysyllabically
• polysyllable
• polysyndeton
• polysynthetic
• polytechnic
• polytechnic institute
• polytetrafluoroethylene
• polytheism
• polytheist
• polytheistic
• polythene
• polytonal
• polytonalism
• polytonality
• polyunsaturated
• polyunsaturated fat
• polyunsaturated fatty acid
• polyurethan