coastwise

1 of 2

adverb

coast·​wise ˈkōst-ˌwīz How to pronounce coastwise (audio)
: by way of the coast : along the coast

coastwise

2 of 2

adjective

coast·​wise ˈkōst-ˌwīz How to pronounce coastwise (audio)
: moving along the coast : carried on by water between places on a coast
coastwise business
: engaged in commerce between places on a coast : coastal
coastwise shipping

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Cite this Entry

“Coastwise.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/coastwise. Accessed 3 Feb. 2026.

Kids Definition

coastwise

adverb
coast·​wise
ˈkōst-ˌwīz
: by way of or along the coast
coastwise adjective
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