Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
penetrative is an adjective meaning "having or demonstrating ability to recognize or draw fine distinctions". It carries 2 recorded senses.
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”
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”
Definitions, synonyms and semantic relations for penetrative come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.