Webster’s Revised Unabridged Dictionary · 1913
Piercing
Pier′cing (·sĭng), a. Forcibly entering, or adapted to enter, at or by a point; perforating; penetrating; keen; — used also figuratively; as, a piercing instrument, or thrust. "Piercing eloquence." Shak.
— Pier′cing·ly, adv. — Pier′cing·ness, n.