CASINGHEAD
Meaning of CASINGHEAD in English
ˈ ̷ ̷ ̷ ̷ˌ ̷ ̷ noun
: a fitting at the top of the casing of an oil or gas well to allow pumping, cleaning, and the separation of gas from oil
Webster's New International English Dictionary.
Новый международный словарь английского языка Webster.
2012