Translation guide
The English word 'earth' can refer to the planet, soil, ground, or electrical grounding. This guide helps learners choose the right Japanese expression for each meaning.
Referring to the planet we live on, often in a global or astronomical context.
Referring to the substance in which plants grow, or the surface of the ground.
The most common word for soil, dirt, or earth. Used for gardening, farming, and describing the ground.
Referring to the electrical connection to the earth for safety.
The standard term for electrical ground. A loanword from English, commonly used in technical and household contexts.
When you want to say 'earth' as in soil or dirt, use 土 (つち). 地球 (ちきゅう) only means the planet Earth. Saying 地球 for soil would be incorrect.
鉢に土を入れる。
Put earth (soil) in the pot.
The Earth revolves around the sun.
地球温暖化が問題になっている。
Global warming is becoming a problem.
Often translates as 'world', but can mean 'earth' in the sense of the human world or global society. Not used for the physical planet in astronomy.
世界中の人々が平和を願っている。
People all over the earth wish for peace.
Literary or poetic term for the earth as the great land or ground, often in contrast to the sky. Not used for the planet in scientific contexts.
大地が揺れた。
The earth shook.
この土は野菜作りに適している。
This earth is suitable for growing vegetables.
子供たちが土で遊んでいる。
The children are playing in the earth.
Refers to the surface of the ground, the ground level. Often used when talking about something falling to the ground or lying on the earth.
りんごが地面に落ちた。
The apple fell to the earth.
Again, a more literary or grand term for the earth/ground, often implying vastness.
大地に根を張る大木。
A large tree rooted in the earth.
このコンセントにはアースが必要です。
This outlet needs an earth (ground).
A more formal or technical term for grounding. Often used in engineering contexts.
機器の接地を確認してください。
Please check the earth (grounding) of the equipment.