Synonyms for

Similarity of adj impenetrable

3 senses of impenetrable

Sense 1:
impenetrable (vs. penetrable)
dense, thick
Sense 2:
dense, heavy, impenetrable
thick (vs. thin)
Sense 3:
incomprehensible (vs. comprehensible), uncomprehensible © 2001-2013, Demand Media, all rights reserved. The database is based on Word Net a lexical database for the English language. see disclaimer
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