If something is hyperpure, it is extremely clean or free from impurities.
Hyperpure is a very strong word that means something is super, super clean or perfect.
Examples:
The hyperpure water is safe to drink.
She wore hyperpure white clothes to the party.
The hyperpure air in the mountains is very good for you.
I want my room to be hyperpure, like a palace!
The hyperpure diamond sparkled in the light.
The hyperpure gold was worth a lot of money.