Found 3 items, similar to impenetrable.
English → Indonesian (quick) Definition: impenetrable tak dapat dimasuki
English → English (WordNet) Definition: impenetrable impenetrable adj 1: not admitting of penetration or passage into or through; “an impenetrable fortress”; “impenetrable rain forests” [ant: penetrable] 2: permitting little if any light to pass through because of denseness of matter; “dense smoke”; “heavy fog”; “impenetrable gloom” [syn: dense, heavy] 3: impossible to understand; “impenetrable jargon”
English → English (gcide) Definition: Impenetrable Impenetrable \Im*pen"e*tra*ble\, a. [L. impenetrabilis; pref. im- not + penetrabilis penetrable: cf. F. imp['e]n['e]trable.] 1. Incapable of being penetrated or pierced; not admitting the passage of other bodies; not to be entered; impervious; as, an impenetrable shield. [1913 Webster] Highest woods impenetrable To star or sunlight. --Milton. [1913 Webster] 2. (Physics) Having the property of preventing any other substance from occupying the same space at the same time. [1913 Webster] 3. Inaccessible, as to knowledge, reason, sympathy, etc.; unimpressible; not to be moved by arguments or motives; as, an impenetrable mind, or heart. [1913 Webster] They will be credulous in all affairs of life, but impenetrable by a sermon of the gospel. --Jer. Taylor. [1913 Webster]