organ

器官、臓器

心臓や葉など、動物や植物で決まった働きをする部分。

やさしい英語で： A part of an animal or plant that performs a particular job, such as a heart or leaf.

• The heart is an important organ.
• The disease can damage several organs.
• A leaf is a plant organ that uses sunlight to make food.

よく使う表現： vital organ, organ transplant, organ donor

臓器、器官

心臓や肝臓など、体の内部で決まった働きをする部分。

やさしい英語で： A part inside a living body that does a particular job, such as the heart or liver.

• The heart is an important organ.
• The disease can damage several organs.
• She agreed to donate her organs after death.

よく使う表現： internal organ, vital organ, organ donation

オルガン

管で音を出す大型の鍵盤楽器。また、それに似た音の電子楽器。

やさしい英語で： A large keyboard instrument that makes music through pipes, or an electronic instrument with a similar sound.

• She plays the organ.
• The church installed a new pipe organ.
• We heard the organ during the wedding ceremony.

よく使う表現： play the organ, pipe organ, electronic organ

機関

大きな組織の中で、特定の仕事を担当する集団。

やさしい英語で： A group within a larger organization that carries out a particular job.

• The council is the main decision-making organ.
• Each organ of the government has different powers.
• These organs oversee the work of local authorities.

使い方： an organ of something (The council is an organ of the United Nations.)

類義語： body, branch

よく使う表現： government organ, legislative organ, organ of government