Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
retrogression | Yes | No | No | No |
abiotrophy | Yes | No | No | No |
retrogression (noun) | abiotrophy (noun) |
---|---|
returning to a former state | a loss of vitality and a degeneration of cells and tissues not due to any apparent injury |
passing from a more complex to a simpler biological form |