DictionarywellUnderground supply
noun / verb

well

A deep opening providing access to an underground supply of liquid.

The family draws drinking water from a well behind the house.

Etymology

The Old English word named a natural spring or water source. It extended to an opening dug to reach underground liquid.

More examples

  • Workers drill a new well to reach oil deep underground.
  • Water wells up through a crack in the rock.
  • Tears well in her eyes as she reads the letter.

Forms

well · wells · welled · welling

Similar words

borehole
A drilled opening for exploration or extraction, not necessarily water.
spring
A natural outlet where groundwater flows to the surface.