impenetrable (im-pen-e-tra-ble)
Definition
adjective. 1 impossible to penetrate or enter; impervious; 2 impossible to understand; incomprehensible. 3 impossible to influence; immovable
Example Sentence
The line of children was impenetrable.
Synonyms
dense; impassable; immovable
Antonyms
passable
Rhymes
- impenetrable