January 19, 2026
penetrate
/ˈpɛnɪtɹeɪt/verb
To pass into or through something; to pierce its surface and reach the inside.
Example sentences
- “The rain was so heavy it penetrated my jacket within minutes.”
- “Sunlight barely penetrates the dense forest canopy.”
Business writing has 'market penetration'; a penetrating question or gaze cuts through surface politeness.