| Rating | Solver | Clue |
|---|---|---|
| MONAD | Unicellular organism | |
| AMOEBA | Unicellular organism | |
| IRONING | Minute unicellular organism | |
| UNICELLULAR | Having, or consisting of, but a single cell; as, a unicellular organism. | |
| PSEUDOPOD | Any protoplasmic filament or irregular process projecting from any unicellular organism, or from any animal or plant call. | |
| UNSPECIALIZED | Not specialized; specifically (Biol.), not adapted, or set apart, for any particular purpose or function; as, an unspecialized unicellular organism. | |