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Impenetrable Definition & Meaning

impenetrable
adjective
  1. not admitting of penetration or passage into or through; "an impenetrable fortress"; "impenetrable rain forests"
  2. permitting little if any light to pass through because of denseness of matter; "dense smoke"; "heavy fog"; "impenetrable gloom"
  3. impossible to understand; "impenetrable jargon"

Usage tips for "impenetrable"

Understanding the precise definition of a word helps you use it with confidence. When using "impenetrable" in your writing, consider whether you need the word itself or one of its synonyms — subtle differences in meaning can change the tone of a sentence. If you're writing poetry or song lyrics, check the rhymes for impenetrable to find words that pair well.

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Frequently asked questions

What does impenetrable mean?
not admitting of penetration or passage into or through; "an impenetrable fortress"; "impenetrable rain forests" permitting little if any light to pass through because of denseness of matter; "dense smoke"; "heavy fog"; "impenetrable gloom" impossible to understand; "impenetrable jargon"
What part of speech is impenetrable?
Impenetrable is an adjective.
How many definitions does impenetrable have?
Impenetrable has 3 definitions across 1 part of speech (adjective).

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