There are various synonyms for the term "food preservation". Some common synonyms are food storage, food conservation, food maintenance, and food safeguarding. All these terms mean the same thing, which is the process of protecting food from spoilage or contamination by various means. Food preservation techniques include refrigeration, freezing, canning, pickling, smoking, salting, and dehydration. These methods help to extend the shelf life of food and prevent waste. Food preservation is an important aspect of food safety and can help to ensure that people have access to fresh and nutritious food year-round. Regardless of the term used, food preservation is an essential practice that has been used for centuries to prevent food spoilage and ensure food security.