dog leg
n.— «It deployed ESS in a well with the highest changes in well path direction, commonly called “dog leg” in oil field parlance.» —“SPDC Emerges World Leaders in ESS: Accounts for 55% of Shell Total” by Hector Igbikiowubo Vanguard (Lagos, Nigeria) Aug. 2, 2005. (source: Double-Tongued Dictionary)
Further reading
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