Pronounced "Nissa"
Means: Starting point/striver toward a goal..."goal" or "end" (Greek), "sign" (Nissa - Hebrew), "sign" (Arabic), "end" (Latin), "friendly elf or fairy" (Nissa - Scandinavian)<<< I like this one...
Comes from: genus name for the tupelo tree
Nyssa of Traken, a companion of the Fourth and Fifth Doctor in the long running British science fiction series "Doctor Who"...This is where I got my...
Nyssa Raatko, a Batman supervillainess...
Nyssa, Oregon and I think its a town in Germany too...