germproof
/ˈɜːrmpruːf/Definitions
1. adjective
capable of preventing or inhibiting the growth of germs or microorganisms
“The germproof coating on the hospital equipment helped prevent the spread of infection.”
2. noun
a substance or coating that is designed to prevent or inhibit the growth of germs or microorganisms
“The company developed a new germproof spray to sanitize surfaces.”