impenetrable

English Thesaurus

1. impossible to understand (adj.all)

similar	:	incomprehensible, uncomprehensible,
definition	:	difficult to understand (adj.all)

2. not admitting of penetration or passage into or through (adj.all)

similar	:	dense, thick,
definition	:	hard to pass through because of dense growth (adj.all)

3. permitting little if any light to pass through because of denseness of matter (adj.all)

similar	:	thick,
definition	:	relatively dense in consistency (adj.all)

4. impossible to understand (adj.all)

derivation	:	impenetrability, impenetrableness,
definition	:	incomprehensibility by virtue of being too dense to understand (noun.attribute)

5. not admitting of penetration or passage into or through (adj.all)

antonym	:	penetrable,
definition	:	admitting of penetration or passage into or through (adj.all)

derivation	:	impenetrability, imperviousness,
definition	:	the quality of being impenetrable (by people or light or missiles etc.) (noun.attribute)

6. permitting little if any light to pass through because of denseness of matter (adj.all)

derivation	:	denseness, density,
definition	:	the amount per unit size (noun.attribute)

7. impossible to understand (adj.all)

derivation	:	impenetrability, impenetrableness,
definition	:	incomprehensibility by virtue of being too dense to understand (noun.attribute)

8. not admitting of penetration or passage into or through (adj.all)

antonym	:	penetrable,
definition	:	admitting of penetration or passage into or through (adj.all)

derivation	:	impenetrability, imperviousness,
definition	:	the quality of being impenetrable (by people or light or missiles etc.) (noun.attribute)

9. permitting little if any light to pass through because of denseness of matter (adj.all)

derivation	:	denseness, density,
definition	:	the amount per unit size (noun.attribute)