1) Military rank of Greece 2) Naval rank 
Navarch (ναύαρχος, pronounced návarchos) is a Greek word meaning `leader of the ships`, which in some states became the title of an office equivalent to that of a modern admiral. == Historical usage == Not all states gave their naval commanders such a title. Athens, for instance, placed its fleet under the command of generals (strategoi.....
• (n.) The commander of a fleet. • (n.) The commander of a fleet.
Na'varch noun [ Latin navarchus , Greek 
navarch The commander of a fleet; an admiral.