What does Nathan mean?
From Hebrew Natan, from the root natan 'to give', meaning 'he gave' or 'given'. The same root underlies Nathaniel and Jonathan; on its own it denotes giving rather than naming God.
What does Aaron mean?
Aaron is a Hebrew name of debated meaning, often given as “exalted, high” or “mountain of strength.” In the Bible he is the elder brother of Moses and the first high priest of Israel.