Of, relating to, or characteristic of ships, shipping, sailors, or navigation on a body of water.
[From Latin nauticus, from Greek nautikos, from nautēs, sailor, from naus, ship; see nāu- in the Appendix of Indo-European roots.]
Synonyms: nautical, marine, maritime
These adjectives mean of or relating to the sea, ships, shipping, sailors, or navigation: nautical charts; marine insurance; maritime law.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2019 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.