11-Letter Words Starting OS & Ending S

• a hard and corrosion resistant mineral that is a natural alloy of osmium and iridium (usually containing small amounts of rhodium and platinum); used in needles and pen nibs etc.

• drowsiness and dullness manifested by yawning

• an involuntary intake of breath through a wide open mouth; usually triggered by fatigue or boredom

• cell that functions in the breakdown and resorption of bone tissue

• a cell from which bone develops

• surgical sectioning of bone

• generator that produces sonic oscillations or alternating current

• (mathematics) a contact of two curves (or two surfaces) at which they have a common tangent

• the act of caressing with the lips (or an instance thereof)

• the branch of anatomy that studies the bones of the vertebrate skeleton

• Monstrance