ST. LAWRENCE SEAWAY

 Dictionary entry overview: What does St. Lawrence Seaway mean? 

• ST. LAWRENCE SEAWAY (noun)
  The noun ST. LAWRENCE SEAWAY has 1 sense:

1. a seaway involving the Saint Lawrence River and the Great Lakes that was developed jointly by Canada and the United States; oceangoing ships can travel as far west as Lake Superior

  Familiarity information: ST. LAWRENCE SEAWAY used as a noun is very rare.

 Dictionary entry details 

• ST. LAWRENCE SEAWAY (noun)

Sense 1

Meaning:

A seaway involving the Saint Lawrence River and the Great Lakes that was developed jointly by Canada and the United States; oceangoing ships can travel as far west as Lake Superior

Classified under:

Nouns denoting man-made objects

Synonyms:

Saint Lawrence Seaway; St. Lawrence Seaway

Instance hypernyms:

sea lane; seaway; ship route; trade route (a lane at sea that is a regularly used route for vessels)