The term CLERK NAVAL is a job description for someone who works in the Navy. The crossword solutions for this term are HEEP (4 letters) and RADAR (5 letters). HEEP stands for 'Hospital Enlisted Evaluation Program' which is a program that evaluates the performance of enlisted personnel in the Navy's medical field. RADAR stands for 'Radio Detection and Ranging' which is a system used to detect objects and measure distances by using radio waves.