1. a chemical substance or agent that kills mildew or prevents its growth
Usage: technical; often used in product names and industrial contexts

Examples

• The bathroom spray contains a mildewcide that eliminates mold and mildew in minutes.
• This paint additive includes a mildewcide to protect walls in damp environments.
• The manufacturer claims their mildewcide is effective on tile, grout, and shower curtains.
• We applied a mildewcide treatment to the basement walls to prevent fungal growth.
• The fabric conditioner has a built-in mildewcide to keep stored clothes fresh.