The word "Rickover" refers to Hyman G. Rickover, a significant figure in American naval history. He was an admiral in the U.S. Navy and is best known for his role in developing the first nuclear-powered submarines. He was born in 1900 and passed away in 1986.
"Rickover" is a proper noun referring to Admiral Hyman G. Rickover, known for his significant contributions to the U.S. Navy and nuclear submarines. You would use it in a historical or technological context, particularly when discussing military advancements.