1. breaking something down into very small particles or fine droplets
Usage: present participle of atomise; British spelling
2. reducing something to atoms or basic components
Usage: present participle of atomise; British spelling

Examples

• The spray bottle is atomising the water into a fine mist.
• The machine is atomising the paint for even coverage.
• The perfume dispenser is atomising the fragrance.
• The fuel injector is atomising petrol in the engine.
• The process is atomising the liquid into microscopic droplets.
• The device is atomising the medication for inhalation.