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