* Greek: It comes from the Greek word "Νύσσα" (Nyssa), which is the name of a nymph in Greek mythology, daughter of the river god, Nyseus.
* Biblical: It is also a Biblical name, derived from the Hebrew "Ness" meaning "miracle" or "wonder."
Therefore, the name Nyssa can be interpreted as a combination of both strength and beauty, and it's associated with nature, mythology, and miracles.