wellhead

/ˈwɛlˌhɛd/
noun
  1. The structure or platform at the top of a well, especially an oil or gas well, that controls the flow and provides access.
    • Safety inspections at the wellhead are required every month to prevent leaks.
    • The workers installed a new valve at the wellhead to regulate the pressure.
    • The wellhead stood above the desert floor, a metal cap on the underground reservoir.
  2. The source or origin of something, such as a spring or a supply of water.
    • The village was built near the wellhead of a natural spring.
    • The wellhead of the stream provided fresh water for the entire valley.
    • They traced the river back to its wellhead in the mountains.
Synonyms
What does "wellhead" mean? | whatsthatwordmean | whatsthatwordmean