wellhead

Plural: wellheads

Noun

• The source of a spring or stream; equipment at an oil well.
• the source of water for a well
• a structure built over a well
• The place where a spring breaks out of the ground; the source of water for a stream or well.
• The source of something; a fountainhead.
• The surface structure of an oil well etc.

Examples

• The central star square is often the wellhead from which all Scrabble plays flow.

Synonyms

wellspring