noun
storage container; preservation container
A container designed to keep food or other items fresh, often airtight or with a tight seal. Common in kitchen and household contexts.
残った料理は保存容器に入れて冷蔵庫で保管してください。
Please put the leftover food in a storage container and keep it in the refrigerator.
この保存容器は密閉性が高いので、汁物も安心して持ち運べます。
This preservation container has a high seal, so you can safely carry soups and stews.
Compound of 保存 (preservation, storage) and 容器 (container).