Adjective: penetrative 'pe-ni,trey-tiv [N. Amer], pe-nu-tru-tiv [Brit]
- Tending to penetrate; having the power of entering or piercing
"a toxic penetrative spray applied to the surface";
- penetrating
- Having or showing quick and precise discernment or understanding; mentally perceptive and astute
"frequent penetrative observations";
- acute, discriminating, incisive, keen, knifelike, penetrating, piercing, sharp
- Involving insertion during sexual activity
"Penetrative sex carries different health risks than other forms of intimacy"
See also: perceptive, sharp