Well A dug well in a village in Faryab Province, Afghanistan The difference between a well and a cistern is in the source of the water: a cistern collects rainwater whereas a well draws from groundwater. A well is … Apr 6, 2026 · WELL is an evidence-based roadmap for applying the WELL Building Standard to support the health and well-being of your people and your organization. 5 days ago · The meaning of WELL is an issue of water from the earth : a pool fed by a spring. How to use well in a sentence. Well: Usage Guide Synonym Discussion of Well. well synonyms, well pronunciation, well translation, English dictionary definition of well. A deep hole or shaft sunk into the earth to obtain water, oil, gas, or brine. Jul 1, 2024 · Why it's important As a water well owner, you are responsible for testing your well to make sure the water is safe to drink. Environmental Protection Agency's (EPA) rules that protect ….