Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
impervious | No | Yes | No | No |
acid-fast | No | Yes | No | No |
impervious (adjective) | acid-fast (adjective) |
---|---|
not admitting of passage or capable of being affected | not easily decolorized by acid solutions; pertains to micro-organisms (especially the tubercle bacillus that causes tuberculosis) |