19 entries under noun topic. ×

3
hydrothermal vent(crack, water, opening, rift)
1
break
1
chap
1
chink
1
crevasse
1
fatigue crack
1
fault
1
faulting
1
fracture
1
geological fault
1
rift
1
shift
1
slit
1
split
1
vent
1
volcano
0
hilum
0
hilus
0
sulcus
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APASmart Define. (2015). fissure thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/fissure/thesaurus/narrower
ChicagoSmart Define. 2015. "fissure thesaurus" https://smartdefine.org/fissure/thesaurus/narrower (accessed September 28, 2026).
HarvardSmart Define 2015, fissure thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/fissure/thesaurus/narrower>.
MLASmart Define. "fissure thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/fissure/thesaurus/narrower>