earlier Egyptian name Hwt-ka-Ptah ( ḥwt-kꜣ-ptḥ ), meaning "home of the ka (soul) of Ptah", the name of a temple to the god Ptah at Memphis . [ 11 ] Strabo attributed the word to a folk etymology in which Aígyptos ( Αἴγυπτος ) evolved as a compound from Aigaiou huptiōs