Northwest Passage

American  

noun

1. a ship route along the Arctic coast of Canada and Alaska, joining the Atlantic and Pacific Oceans.

---

Northwest Passage British  

noun

1. the passage by sea from the Atlantic to the Pacific along the N coast of America: attempted for over 300 years by Europeans seeking a short route to the Far East, before being successfully navigated by Amundsen (1903–06)

---

Northwest Passage Cultural  

1. A sea route from the Atlantic Ocean to the Pacific Ocean through northwestern America, often sought by early explorers. There is an actual Northwest Passage, but it requires sailing through far northern waters that are icebound much of the year.

---

Etymology

Origin of Northwest Passage

First recorded in 1545–55

Example Sentences

See Examples For:

Northwest Passage

Traversing the Northwest Passage would save shippers an estimated two weeks compared with the Panama Canal.

From The Wall Street Journal ● Nov. 30, 2025

We weren’t planning to transit the full Northwest Passage.

From The Wall Street Journal ● Nov. 30, 2025

Grays Bay is approximately in the centre of the so-called Northwest Passage, the Arctic sea route north of the Canadian mainland.

From BBC ● Jan. 5, 2025

Alex says that despite the peril of the journey, he has wanted to traverse the Northwest Passage for a long time.

From BBC ● Aug. 25, 2024

In July 2010, members of a special Parks Canada expedition found the HMS Investigator, the ship that found the Northwest Passage before becoming trapped in the ice for more than two years.

From "Shipwrecked!" by Martin W. Sandler