English Reference
Adjective

penetrating

adj.
C1 Advanced US /ˈpɛnəˌtɹeɪtɪŋ/ UK /pˈɛnɪtɹˌeɪtɪŋ/ pen·e·trat·ing

adj.showing a deep and quick understanding of something. It can also describe a look or a sound that seems to go right through you.

adj.demonstrating keen insight or intellectual depth; alternatively, describing a physical sensation or sound that is sharp and piercing. Often used to describe a gaze or a voice that commands attention.


SIMPLE

She asked a penetrating question that made everyone think.

CONTEXTUAL

The detective gave the suspect a penetrating look that seemed to uncover every hidden secret.

COMPLEX

His penetrating analysis of the economic crisis revealed structural flaws that most other experts had completely overlooked during the initial boom.

Usage

Often used to modify nouns related to the senses (look, gaze, voice) or the mind (insight, question, analysis).

Additionally, drug-based gene switches can have undesirable adverse effects, while some stimuli, such as light, can make penetrating deeper tissues challenging.

Phys.org· 17 Aug 2026

A Pulitzer finalist, Aviv has become known for rigorous, penetrating journalism that is as empathic as it is insightful.

The Guardian· 11 Aug 2026
This entry
Level C1 · Advanced
Frequency Frequent
Updated