gelatinous /d͡ʒəˈlæt.ɪn.əs/ adjective2 •Jelly-like.Winston was gelatinous with fatigue. Gelatinous was the right word. It had come into his head spontaneously. His body seemed to have not only the weakness of a jelly, but its translucency. — 1949 •Of or referring to gelatin. formsmore gelatinous · most gelatinous