canadian shield is a noun meaning "a large plateau that occupies more than 40% of the land area of Canada; it extends from the Great Lakes northward to the Arctic Ocean". It carries one recorded sense.
a large plateau that occupies more than 40% of the land area of Canada; it extends from the Great Lakes northward to the Arctic Ocean
Definitions, synonyms and semantic relations for canadian shield come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.