Definition of "Zoë"

"Zoë!" The high-born girl repeated her own name in genuine astonishment. / "Yes," replied the negress. "Rustan is very affectionate. He says that I am his Zoë, his "life", because he would surely die of starvation without me."

1907, Francis Marion Crawford, Arethusa, BiblioBazaar,LLC, published 2009, page 67