a) The surface structure of an oil well etc
b) The source of water for a stream or well

Wikipedia foundation.

Look at other dictionaries:

  • Wellhead — Well head , n. A source, spring, or fountain. [1913 Webster] At the wellhead the purest streams arise. Spenser. [1913 Webster] Our public school and university life is a great wellhead of new and irresponsible words. Earle. [1913 Webster] …   The Collaborative International Dictionary of English

  • wellhead — index source Burton s Legal Thesaurus. William C. Burton. 2006 …   Law dictionary

  • wellhead — [wel′hed΄] n. 1. the source of a spring of water; spring 2. a source; fountainhead 3. the top of a well, as an oil or gas well …   English World dictionary

  • Wellhead — A wellhead is piece of equipment that exists atop (the exposed area above ground) of a well. Wellheads are manufactured in a vast variety of manners for numerous purposes which dictate design. Factors that affect wellhead configuration are… …   Wikipedia

  • Wellhead —   The point at which the crude (and/or natural gas) exits the ground. Following historical precedent, the volume and price for crude oil production are labeled as wellhead, even though the cost and volume are now generally measured at the lease… …   Energy terms

  • wellhead — /wel hed /, n. 1. a fountainhead; source. 2. Also called wellhouse. a shelter for a well. 3. the assemblage of equipment attached to the opening of an oil or gas well. adj. 4. noting or pertaining to petroleum, natural gas, etc., at the place and …   Universalium

  • wellhead — noun Date: 13th century 1. the source of a spring or a stream 2. principal source ; fountainhead 3. the top of or a structure built over a well …   New Collegiate Dictionary

  • wellhead — n. spring; fountain; structure built over a well …   English contemporary dictionary

  • wellhead — well•head [[t]ˈwɛlˌhɛd[/t]] n. 1) a fountainhead; source 2) Also called wellhouse a shelter for a well. 3) min the top of the opening of an oil or gas well • Etymology: 1300–50 …   From formal English to slang

  • wellhead — /ˈwɛlhɛd/ (say welhed) noun a fountainhead; source. {well2 + head} …   Australian English dictionary

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