Atlantic

 Longman Dictionary of Contemporary English Online朗文当代英语 5++LDOCE Online朗文 5++At·lan·tic2 /ətˈlæntɪk/ adjective  in, near, or from the Atlantic Ocean the southern Atlantic coast Atlantic salmonthe AtlanticAtlantic, the1  the Atlantic Ocean. British people sometimes use phrases such as ‘across the Atlantic’ or ‘on the other side of the Atlantic’ when they are talking about the US, and Americans use these phrases when they are talking about western Europe, especially the UK Scientists from both sides of the Atlantic will meet next month in New York.

At·lan·tic2 adjectiveAtlantic, the1Syllable  

Atlantic

I

At‧lan‧tic /ətˈlæntɪk/ adjective
in, near, or from the Atlantic Ocean:
    the southern Atlantic coast
    Atlantic salmon

II

Atlantic, the
the Atlantic Ocean. British people sometimes use phrases such as ‘across the Atlantic’ or ‘on the other side of the Atlantic’ when they are talking about the US, and Americans use these phrases when they are talking about western Europe, especially the UK:
    Scientists from both sides of the Atlantic will meet next month in New York.