morning glory: any of various twining vines having funnel-shaped flowers that close late in the day
vine: a plant with a weak stem that derives support from climbing, twining, or creeping along a surface
closed universe: (cosmology) a universe that is spatially closed and in which there is sufficient matter to halt the expansion that began with the big bang; the visible matter is only 10 percent of the matter required for closure but there may be large amounts of dark matter