Word.ws English Dictionary

downhole

downhole adjective: located in the drilled bore of an oil well either underground or undersea.

Adjective

downhole

  1. (oil industry) Located in the drilled bore of an oil well either underground or undersea.
    • In the work over, part of the new "string" was a down-hole titanium gauge.2005, Paul Carter, Don't Tell Mum I Work on the Rigs, Crows Nest: Allen and Unwin, page 44
    • Pressure readings are taken downhole next to the feed zone and the total flow is measured on the surface using a separator.2015, Ronald DiPippo, Geothermal Power Plants

Forms of downhole

Adjective
alternative formdown-hole
Noun
pluraldownholes

Origin of downhole

From down- + hole.

Questions about downhole

What does downhole mean?
Downhole means located in the drilled bore of an oil well either underground or undersea.
What part of speech is downhole?
Downhole is an adjective.

Words near downhole in the dictionary

  1. downhilled
  2. downhiller
  3. downhillers
  4. downhilling
  5. downhills
  6. downhole
  7. downhome
  8. downie
  9. downier
  10. downies
  11. downiest

Source and license

Adapted from Wiktionary: downhole (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “downhole.” Word.ws, https://word.ws/downhole. Based on Wiktionary, CC BY-SA 4.0.