Word.ws English Dictionary

tight oil

tight oil noun: light crude oil contained in petroleum-bearing formations of low permeability, often shale or tight sandstone.

Noun

tight oil

  1. Light crude oil contained in petroleum-bearing formations of low permeability, often shale or tight sandstone.

Questions about tight oil

What does tight oil mean?
Tight oil means light crude oil contained in petroleum-bearing formations of low permeability, often shale or tight sandstone.
What part of speech is tight oil?
Tight oil is a noun.

Words near tight oil in the dictionary

  1. tight junctions
  2. tight lips
  3. tight loop
  4. tight loops
  5. tight money
  6. tight oil
  7. tight pants syndrome
  8. tight rope
  9. tight ropes
  10. tight scratch
  11. tight scratches

Source and license

Adapted from Wiktionary: tight oil (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.

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