10
deep-sea vent(noun, expression, crack, water, opening)
10
hot water vent(noun, expression, crack, water, opening)
9
black smoker(noun, expression, crack, water, opening)
8
hot vent(noun, expression, crack, water, opening)
8
deep sea vent(noun, expression, crack, water, opening)
8
white smoker(noun, expression, crack, water, opening)
8
fissure in a planet's surface(noun, expression, crack, water, opening)
8
fissure on the floor of a sea(noun, expression, crack, water, opening)
7
deep ocean hot vent(noun, expression, crack, water, opening)
5
sea vent(noun, expression, crack, water, opening)
-1
smoke
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APASmart Define. (2015). hydrothermal vent thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/hydrothermal_vent/thesaurus/synonyms
ChicagoSmart Define. 2015. "hydrothermal vent thesaurus" https://smartdefine.org/hydrothermal_vent/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, hydrothermal vent thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/hydrothermal_vent/thesaurus/synonyms>.
MLASmart Define. "hydrothermal vent thesaurus" 20 March 2015. Web. 20 September 2026. <https://smartdefine.org/hydrothermal_vent/thesaurus/synonyms>