penetrating

adj

1. Able to pierce or penetrate

   “The skunk produces a penetrating odor.”

   “As the rest of the film was made on location in the railway yards of Havre and not in a studio, and was given a sound-track of penetrating vividness, this whole production gives the closest possible ring of truth of any film about railways.”

2. Looking deeply into; piercing

   “He had a very penetrating pair of brown eyes.”

3. Demonstrating acute or keen understanding

   “His novel shows a penetrating insight into the criminal mind.”

verb

1. (form-of, gerund, participle, present)present participle and gerund of penetrate