This is the 6497th most frequent Japanese word.
ソーラー
"ソーラー" means "solar" in English, relating to the sun or solar energy.
In this sentence, "ソーラー" is used as a prefix in combination with "エネルギー" to describe energy derived from the sun.
この家はソーラーエネルギーで動いています。
This house runs on solar energy.
Here, "ソーラー" is used as a prefix paired with "パネル" to denote panels that generate electricity from sunlight.
ソーラーパネルを設置する計画があります。
There are plans to install solar panels.
In this example, "ソーラー" is used as a standalone term referring to solar energy in general.