冷凍

れいとう

freezing, cold storage, refrigeration

JLPT N2

Character Breakdown

Meaning and Usage

"冷凍" (れいとう) refers to the process or state of freezing or cold storage, commonly used for preserving food. It is a noun but often appears in compound words or as a verb stem with する (冷凍する) meaning "to freeze."

Common Contexts

You will frequently see 冷凍 in contexts related to food preservation, such as 冷凍食品 (frozen food) or 冷凍庫 (freezer). It is used both in everyday conversation and in commercial settings.

Collocations and Patterns

  • 冷凍食品: frozen food, convenient for quick meals or busy schedules.
  • 冷凍庫: freezer, the appliance or compartment for freezing.
  • 冷凍する: to freeze something, often used when instructing how to store food.

Register and Nuance

The term is neutral and widely used in both casual and formal contexts. It is a technical term but common enough for everyday use.

Common Mistakes

Learners sometimes confuse 冷凍 (freezing) with 冷蔵 (refrigeration). Remember 冷凍 means freezing below 0°C, while 冷蔵 means keeping cool above freezing temperature.

Example Sentences

このにくはれいとうしてからつかってください。

Please use this meat after freezing it.

れいとうしょくひんはいそがしいときにべんりです。

Frozen food is convenient when you are busy.

れいとうこのおんどをかくにんしてください。

Please check the temperature of the freezer.