1.
airtight container; sealed container; hermetically sealed vessel
a container designed to be completely sealed to prevent air, moisture, or other substances from getting in or out
食品は密閉容器に入れて保存する。
Store food in an airtight container.
残ったスープを密閉容器に移して冷蔵庫に入れた。
I transferred the leftover soup to an airtight container and put it in the fridge.
湿気に弱い薬は、密閉容器に保管しないと品質が落ちてしまう。
Medicines that are sensitive to moisture will lose quality if not stored in a sealed container.
Composed of 密閉 (hermetic sealing; airtight closure) + 容器 (container; vessel). Used in both everyday contexts (food storage) and technical/industrial contexts (chemical storage, laboratory equipment).
COMMON COLLOCATIONS:
- 密閉容器に入れる: to put in an airtight container
- 密閉容器で保存する: to store in a sealed container
- 密閉容器に保管する: to keep in a sealed container
- ガラス製密閉容器: glass airtight container
SIMILAR WORDS:
- タッパー: Tupperware — a colloquial term for plastic food storage containers (often airtight)
- 保存容器: storage container — broader term that may or may not be airtight
- 密封パック: vacuum-sealed pack — emphasizes vacuum sealing rather than just air-tightness