Synonyms|25Antonyms|1|Broader|0Narrower|0Related|9
5
hydrographical
5
marine(adjective, sea, ocean, oceanographic)
3
maritime(adjective, ocean)
2
nautical
2
oceanic
2
oceanography
2
pelagic
1
Neptunian
1
coastal
1
deep-sea
1
deep sea
1
littoral
1
natatorial
1
oceangoing
1
of the sea(expression, idiom, oceanographic)
1
saltwater(adjective, oceanographic)
1
seagoing(ocean, oceanographic)
1
seaside
1
shore
1
thalassic(adjective, marine, oceanographic)
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APASmart Define. (2015). hydrographic thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/hydrographic/thesaurus/synonyms
ChicagoSmart Define. 2015. "hydrographic thesaurus" https://smartdefine.org/hydrographic/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, hydrographic thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/hydrographic/thesaurus/synonyms>.
MLASmart Define. "hydrographic thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/hydrographic/thesaurus/synonyms>