noun
lump-sum purchase; bulk purchase; group purchase
Refers to buying multiple items or a large quantity at once, often at a discounted total price. Common in business and consumer contexts.
このソフトウェアは一括購入すると割引になります。
If you purchase this software in a lump sum, you get a discount.
部署で使う備品を一
We reduced costs by making a bulk purchase of supplies for the department.