undersoil

American  

[uhn-der-soil] / ˈʌn dərˌsɔɪl /

noun

1. subsoil.

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undersoil British  

/ ˈʌndəˌsɔɪl /

noun

1. another word for subsoil

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Etymology

Origin of undersoil

First recorded in 1700–10; under- + soil ¹

Example Sentences

Work has begun on the playing surface too - a new seven figure investment into a hybrid pitch with undersoil heating to meet elite level standards and possible international fixtures.

From BBC

"Having issues with undersoil heating shouldn't be a massive question at this point for the most senior league in the women's game in this country."

From BBC

Chelsea manager Emma Hayes said it was time for stadiums hosting games in women’s soccer to have undersoil heating like in the men’s game.

From Seattle Times

"We have to say to ourselves that it's time for undersoil heating. We've got to take our game seriously. Yes, we can have our blowers and pitch tents but it's not enough."

From BBC

Attempts to clear the pitch were in vain as the undersoil heating struggled to cope and snow fell as quickly as it could be removed.

From BBC