impenetrable

Meanings

Plural: impenetrables

Adjective

• not admitting of penetration or passage into or through
  • "an impenetrable fortress"
  • "impenetrable rain forests"

Adjective Satellite

• permitting little if any light to pass through because of denseness of matter
  • "impenetrable gloom"
• impossible to understand
  • "impenetrable jargon"

Adj

• Not penetrable.
• Opaque; obscure; not translucent or transparent.
• Incomprehensible; fathomless; inscrutable.

Noun

• A person not openly given to friendship.

Synonyms

abstruse, Chinese, dense, enigmatic, fathomless, Greek, heavy, impenetrable, impermeable, impregnable, inapprehensible, incognizable, incomprehensible, ineffable, inenubilable, inexplicable, inscrutable, insensible, insoluble, insolvable, mysterious, nonunderstandable, obscure, retruse, thick, undecipherable, undiscoverable, unexplainable, unfathomable, ungraspable, unintelligible, unknowable, ununderstandable

Antonyms

confusing, fathomable, incomprehensible, penetrable, permeable, pregnable

Anagrams of impenetrable