The portion of the Atlantic Ocean that lies primarily between North America and the northeast coast of South America to the east, and Europe and the northwest coast of Africa to the west.

(paper) A paper size, (2.5"-3.1" x 2.5"-3.3"), one forty-eighth of a standard uncut flat sheet. / (printing) A book size, (2.5"-3.1" x 2.5"-3.3"), corresponding to the paper size.

(nautical) a narrow-beam passenger ship designed for high speed trans-oceanic travel

plural of octane number

initialism of Office of the Comptroller of the Currency.

initialism of options clearing corporation#English. / (control engineering) initialism of operations control center.

An octane number, used by the American Society for Testing and Materials to estimate the antiknock characteristics of a fuel at low engine speeds

(US) A federal government agency dedicated to scientifically studying the oceans and atmosphere. The NOAA is a part of the United States Department of Commerce.

(intransitive) To occur together.

An explorer in a submarine. / Someone who lives or does scientific work underwater.