We found 26 dictionaries that define the word hydrography:

General (21 matching dictionaries)

1. hydrography: Merriam-Webster
2. hydrography: Oxford Learner's Dictionaries
3. hydrography: American Heritage Dictionary of the English Language
4. hydrography: Collins English Dictionary
5. hydrography: Vocabulary.com
6. Hydrography, hydrography: Wordnik
7. hydrography: Wiktionary
8. hydrography: Webster's New World College Dictionary, 4th Ed.
9. hydrography: The Wordsmyth English Dictionary-Thesaurus
10. hydrography: Infoplease Dictionary
11. hydrography: Dictionary.com
12. Hydrography: Wikipedia, the Free Encyclopedia
13. Hydrography: Online Plain Text English Dictionary
14. hydrography: Webster's Revised Unabridged, 1913 Edition
15. hydrography: Rhymezone
16. Hydrography: AllWords.com Multi-Lingual Dictionary
17. hydrography: Webster's 1828 Dictionary
18. hydrography: FreeDictionary.org
19. hydrography: The Phrontistery - A Dictionary of Obscure Words
20. hydrography: Mnemonic Dictionary
21. hydrography: TheFreeDictionary.com

Computing (1 matching dictionary)

22. hydrography: Encyclopedia

Medicine (1 matching dictionary)

23. online medical dictionary (No longer online)

Tech (3 matching dictionaries)

24. Glossary of Meteorology (No longer online)
25. Lake and Water Word Glossary (No longer online)
26. Hydrography: Latitude Mexico

(Note: See hydrographic as well.)

Definitions from Wiktionary (hydrography) ▸ noun:  (nautical) The scientific measurement and description of the physical features and conditions of navigable waters and the shoreline. Similar: hydrophysics, hydrodynamics, hydrognosy, hydrogeography, hydrobiology, hydrogeomorphology, hydrology, bathygraphy, hydroscience, hydromorphology, more... Opposite: topography, geomorphology, land surveying Types: river, stream, creek, brook, canal, ditch, drain, levee, dam, reservoir, more... Adjectives: local, general, physical, coastal, atlantic, modern, complex, estuarine, inshore, british, north ▸ Words similar to hydrography ▸ Usage examples for hydrography ▸ Idioms related to hydrography ▸ Wikipedia articles (New!) ▸ Popular adjectives describing hydrography ▸ Words that often appear near hydrography ▸ Rhymes of hydrography ▸ Invented words related to hydrography