S: (n) ylem ((cosmology) the original matter that (according to the big bang theory) existed before the formation of the chemical elements)
S: (n) dark matter ((cosmology) a hypothetical form of matter that is believed to make up 90 percent of the universe; it is invisible (does not absorb or emit light) and does not collide with atomic particles but exerts gravitational force)
S: (n) antimatter (matter consisting of elementary particles that are the antiparticles of those making up normal substances)
S: (n) glop (any gummy shapeless matter; usually unpleasant)
S: (n) fluid (continuous amorphous matter that tends to flow and to conform to the outline of its container: a liquid or a gas)
S: (n) system ((physical chemistry) a sample of matter in which substances in different phases are in equilibrium) "in a static system oil cannot be replaced by water on a surface"; "a system generating hydrogen peroxide"
S: (n) residue (matter that remains after something has been removed)
S: (n) solid (matter that is solid at room temperature and pressure)
S: (n) solute (the dissolved matter in a solution; the component of a solution that changes its state)
S: (n) emanation (something that is emitted or radiated (as a gas or an odor or a light, etc.))
S: (adj) fluent, fluid, liquid, smooth (smooth and unconstrained in movement) "a long, smooth stride"; "the fluid motion of a cat"; "the liquid grace of a ballerina"
S: (adj) fluid, liquid (in cash or easily convertible to cash) "liquid (or fluid) assets"