penetrate.
To enter into; to make way into the interior of; to pierce.
Meaning & usage
To enter into; to make way into the interior of; to pierce.
Light penetrates darkness.
To achieve understanding of, despite some obstacle; to comprehend; to understand.
I could not penetrate Burke's opaque rhetoric.
To affect profoundly through the senses or feelings; to move deeply.
to penetrate one's heart with pity
To infiltrate an enemy to gather intelligence.
To insert the penis into an orifice, such as a vagina, mouth, or anus.
a male elephant comes up and penetrates the female
To move a piece past the defending pieces of one's opponent.
Where this word comes from
From Latin penētrātus, perfect passive participle of penētrō (“to put, set, or place within, enter, pierce, penetrate”) (see -ate (verb-forming suffix)), from penes (“within, with”) by analogy to intrō (“to go in, enter”). Compare French pénétrer.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.