Wikipedia does not have an article on "radial canal", but its sister project Wiktionary does: Read the Wiktionary entry "radial canal" You can also: Search for Radial canal in Wikipedia to check for alternative titles or spellings. Start the Radial canal article, using the Article Wizard if you wish, or create a request for it; but please remember that Wikipedia is not a dictionary.wiktionary:Special:Search/radial canal