The term "large batch" refers to a significant or substantial quantity of something, produced or completed all at once. It can be used in various contexts such as manufacturing, where it describes an amount of products made during one production run; in cooking, where it means preparing and serving a large number of dishes at the same time; or in data analysis, where it refers to processing a large volume of information simultaneously. In essence, "large batch" implies that there is a significant quantity involved, produced or completed within a single operation or period.