Impenetrable

adjective
ɪm'pɛnɪtrəbəl

Adjective

  • permitting little if any light to pass through because of denseness of matter

    “impenetrable gloom”

    Similar:DenseHeavy

  • not admitting of penetration or passage into or through

    “an impenetrable fortress”

    “impenetrable rain forests”

  • impossible to understand

    “impenetrable jargon”

Dictionary Validity

Tournament Word List (TWL)
Scrabble US
Collins Scrabble Words (CSW21)
Scrabble UK
ENABLE Dictionary
Words With Friends
Combined US/UK Scrabble Dictionary
SOWPODS
North American Scrabble (NWL2020)
NASPA

Similar Words

  • Dense
  • Heavy
  • Thick
  • Incomprehensible
  • Uncomprehensible
  • Impenetrableness
  • Impenetrability
More 12-letter wordsWords starting with I