You searched for: “acidify
acidify (verb), acidifies; acidified; acidifying
To make, turn into, or to become acid: Water is not acidified by bleach, but bleach does kill bacteria.

Jane wanted to acidify the alkaline soil in her garden, and so once in a while she mixed it with peat,

This entry is located in the following units: acid-, acidi-, acido-, -acidity (page 1) -fy (page 1)