Antonyms for impenetrable

Antonyms of adj impenetrable

3 senses of impenetrable

Sense 1:

impenetrable (vs. penetrable)

penetrable (vs. impenetrable)

Sense 2:

dense, heavy, impenetrable

INDIRECT (VIA thick) -> thin

Sense 3:

impenetrable

INDIRECT (VIA incomprehensible) -> comprehensible, comprehendible