From Longman Dictionary of Contemporary Englishderrickder‧rick /ˈderɪk/ noun [countable] 1 TTWMACHINEa tall machine used for lifting heavy weights, especially on ships2 TBa tall tower built over an oil well, used to raise and lower the drill
Examples from the Corpus
derrick• All that was visible through the window was a blue derrick, outfitted with a glass cage that shimmered in the sunlight.• Running forward were a series of derricks.From Longman Business Dictionaryderrickder‧rick /ˈderɪk/ noun [countable]1a type of CRANE, used especially for loading and unloading ships2a tall tower built over an oil well, used to raise and lower the drilla massive oil derrickOrigin derrick (1700-1800) derrick “structure for hanging criminals” ((1600-1700)), perhaps from a person who operated this called Derrick 