Types of kidney cysts. There are two known types of kidney cysts, the first is Polycystic Kidney Disease (PKD) which is a genetic disorder of unknown causes and the second type is due to impaired kidney function.
navigates; navigated; navigating. Learner's definition of NAVIGATE. 1. : to find the way to get to a place when you are traveling in a ship, airplane, car, etc. [no object] For thousands of years, sailors navigated by the stars.
Dictionary definition. An explorer is someone who travels to places about which very little is known, in order to discover what is there.