Below you can find the A unit of wave frequency defined as 1 cycle per second or a car rental company Jeopardy Words Answer. The answer to A unit of wave frequency defined as 1 cycle per second or a car rental company has 5 letters. This clue belongs to the Physics category and is part of Jeopardy Word Level 195. If you scroll near the bottom you will find other clues and answers part of level 195