New World

American  

noun

1. the Americas and Oceania, especially when regarded collectively as the inhabited landmasses of the world that became known to Europe after its discovery of the Americas.

2. Western Hemisphere.

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New World British  

noun

1. the Americas; the western hemisphere

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New World Cultural  

1. A name for the Americas, especially during the time of first exploration and colonization of the Americas by Europeans. (Compare Old World.)

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Etymology

Origin of New World

First recorded in 1545–50

Example Sentences

And New World Screwworm has forced the U.S. to halt Mexican live-cattle flows.

From MarketWatch • Jun. 30, 2026

The USDA’s Animal and Plant Health Inspection Service reported 27 cases of New World screwworm have been found within U.S. borders, mostly in southern Texas.

From The Wall Street Journal • Jun. 30, 2026

The New World screwworm is a fly that lays hundreds of eggs in the open wounds or body orifices of warm-blooded animals, even openings as small as a tick bite.

From The Wall Street Journal • Jun. 12, 2026

Department of Agriculture confirmed three more New World screwworm cases on Monday, bringing the total to five.

From Barron's • Jun. 8, 2026

And if she came from somewhere else on New World or if she came from somewhere else altogether, don’t matter.

From "The Knife of Never Letting Go" by Patrick Ness