a cone-shaped mound formed from fine mud ejected, with gases and water, from hot springs, geysers, etc, in volcanic regions
mud volcano in American English
noun
a vent in the earth's surface through which escaping gas and vapor issue, causing mud to boil and occasionally to overflow, forming a conical mound around the vent
Word origin
[1810–20]This word is first recorded in the period 1810–20. Other words that entered Englishat around the same time include: duplex, dynamic, nihilism, realism, zombie
Examples of 'mud volcano' in a sentence
mud volcano
Thus, fluids derived from clay dewatering must have originated from deeper than the source of the mud volcano sediment.
Akira Ijiri, Koichi Iijima, Urumu Tsunogai, Juichiro Ashi, Fumio Inagaki 2018, 'Clay Mineral Suites in Submarine Mud Volcanoes in the Kumano Forearc Basin, NankaiTrough: Constraints on the Origin of Mud Volcano Sediments', Geoscienceshttp://www.mdpi.com/2076-3263/8/6/220. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)