Related Clues:
- Free from bacteria
- Like operating rooms
- Hospital-clean
- Uncontaminated
- Like the OR
- Very clean
- Without germs
- Not producing offspring
- Free from living micro-organisms
- Spic-and-span
- Free from living micro-organisms, absolutely clean
- Without a mark, completely clean
- Absolutely clean, free of micro-organisms
- Aseptic or infertile
- Incapable of reproducing