Switch to new thesaurus. materialization. natural action, natural process, action, activity - a process existing in or produced by nature (rather than by the intent of human beings); the action of natural forces; volcanic activity.
The Arctic Ocean is the smallest of the world's five oceans (after the Pacific Ocean, Atlantic Ocean, Indian Ocean, and the recently delimited Southern Ocean).
The Arctic Ocean Basin has over 5 million square miles, Approximately one third of this is the continental shelves of North America and Asia. It has an average depth of 4,900 feet and the deepest point is at 17,880 feet below water.