The Medusa-apparition was made effective beyond Lydia's conception by the shock it gave Gwendolen actually to see Grandcourt ignoring this woman who had once been the nearest in the world to him, along with the children she had borne him. 
Her appearance was made effective beyond her conception by the shock it gave Gwendolen actually to see Grandcourt ignoring this woman, who had once been the nearest in the world to him, along with his children. 