sea line

noun (1)

Definition of sea line

 (Entry 1 of 2)

1 : a sea outline (as the horizon or coastline)
2 : a line used in the sea (as for sounding or deepwater fishing)


noun (2)
seal·​ine | \ (ˈ)sē¦lēn\

Definition of sealine (Entry 2 of 2)

: rabbit fur from Australia and New Zealand sheared and dyed to simulate seal

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

History and Etymology for sea line

Noun (2)

seal entry 1 + -ine

Keep scrolling for more

Comments on sea line

What made you want to look up sea line? Please tell us where you read or heard it (including the quote, if possible).


friendly or mild

Get Word of the Day daily email!

Test Your Vocabulary

Where in the World? A Quiz

  • peter bruegel tower of babel painting
  • What language does pajama come from?
Spell It

Can you spell these 10 commonly misspelled words?

Dictionary Devil

Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!