1. A machine or apparatus that removes water or other solvents from a frozen substance under vacuum, used to preserve heat-sensitive materials such as pharmaceuticals, vaccines, and biological samples.
Usage: technical; scientific

Examples

• The pharmaceutical company uses a lyophilizer to preserve the vaccine in powder form.
• A lyophilizer is essential equipment in most research laboratories that work with biological samples.
• The lyophilizer operates by freezing the product and then applying a vacuum to sublimate the ice.
• Modern lyophilizers can process multiple batches simultaneously, increasing production efficiency.
• The lyophilizer helped extend the shelf life of the antibiotic by removing moisture that could cause degradation.