English dictionary
impenetrable meaning and definition
Definition and meaning of impenetrable at MeaningMonkey.org. impenetrable meaning and definition in the English Dictionary.IMPENETRABLE adjective
Definition of impenetrable (adjective)
- not admitting of penetration or passage into or through
- "an impenetrable fortress"; "impenetrable rain forests"
- antonym: penetrable
- permitting little if any light to pass through because of denseness of matter
- impossible to understand
- "impenetrable jargon"
Source: Princeton University Wordnet