noun
A well from which water flows naturally under pressure, without pumping. Rare term; the more common word is 掘り抜き井戸 (ほりぬきいど).
See also: 掘り抜き井戸
この地域には古い噴水井戸がいくつか残っている。
Several old artesian wells remain in this area.
掘り抜き井戸 is the common term for an artesian well; 噴水井戸 is a rare synonym.
Compound of 噴水 (fountain, water spouting) and 井戸 (well). The exact historical derivation is uncertain, but the term describes a well where water rises like a fountain.