A hemispherical roof
cupola, top, bulge, vault, onion dome, coving, mosque roof, church roof, bubble dome, geodesic dome, rotunda, sports dome, stadium; see also arch, roof.
skull, cranium, noggin*; see head 1.
"dome." YourDictionary, n.d. Web. 24 May 2018. <http://thesaurus.yourdictionary.com/dome>.
dome. (n.d.). Retrieved May 24th, 2018, from http://thesaurus.yourdictionary.com/dome
The uppermost part of the body: