1. a device or tool used to castrate animals, especially livestock
Usage: agricultural/veterinary term
2. a person or thing that weakens or diminishes the strength, vigor, or effectiveness of someone or something
Usage: figurative

Examples

• The veterinarian used an emasculator to perform the procedure on the young bull.
• Constant criticism can be an emasculator of a person's confidence.
• The new regulations were seen by some as an emasculator of the agency's authority.
• Farmers rely on an emasculator as a standard tool for animal husbandry.
• Fear is often an emasculator of ambition and courage.