Standard Lemma guide

interpenetrate

verb · 4 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • UK: /ɪntəˈpɛnɪtɹeɪt/
  • US: /ɪntɚˈpɛnətɹeɪt/

1

verb

Meaning 1

To penetrate mutually or reciprocally.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

verb

Meaning 2

To permeate or pervade.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

verb

Meaning 3

penetrate mutually or be interlocked

Definition source: Princeton WordNet 3.0

Examples

  • The territories of two married people interpenetrate a lot

Meaning relationships

Synonyms: permeate

Antonyms: none provided

Broader terms: penetrate, perforate

Narrower terms: invade

4

verb

Meaning 4

spread or diffuse through

Definition source: Princeton WordNet 3.0

Examples

  • An atmosphere of distrust has permeated this administration
  • music penetrated the entire building
  • His campaign was riddled with accusations and personal attacks

Meaning relationships

Synonyms: permeate, pervade, penetrate, diffuse, imbue, riddle

Antonyms: none provided

Broader terms: penetrate, perforate

Narrower terms: spiritize, spiritise

History

Etymology

Etymology tree Proto-Indo-European *h1én Proto-Indo-European *h1entér Proto-Italic *n̥ter Latin inter Latin inter-bor. English inter- English penetrate English interpenetrate From inter- + penetrate.