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1. Tending to penetrate; penetrant.
2. Displaying keen insight; acute.
pen•e•tra•tive(ˈpɛn ɪˌtreɪ tɪv)
1. tending to penetrate; piercing.
2. acute; keen.
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|Adj.||1.||penetrative - having or demonstrating ability to recognize or draw fine distinctions; "an acute observer of politics and politicians"; "incisive comments"; "icy knifelike reasoning"; "as sharp and incisive as the stroke of a fang"; "penetrating insight"; "frequent penetrative observations"|
perceptive - having the ability to perceive or understand; keen in discernment; "a perceptive eye"; "a perceptive observation"
|2.||penetrative - tending to penetrate; having the power of entering or piercing; "a toxic penetrative spray applied to the surface"; "a cold penetrating wind"; "a penetrating odor"|
sharp - having or made by a thin edge or sharp point; suitable for cutting or piercing; "a sharp knife"; "a pencil with a sharp point"