matter
substance that has rest mass and volume
debris
scattered remains of something destroyed or discarded
exotic matter
unusual or hypothetical physical substance or state
inert gas
gas which does not undergo chemical reactions under given conditions
degenerate matter
collection of free, non-interacting particles with a pressure and other physical characteristics determined by quantum mechanical effects
aqueous solution
solution in which the solvent is water
common matter
matter, explicitly excluding any antimatter; physical substance containing neither non-matter nor antimatter
solid
solid matter; matter which does not deform easily under pressure
antimatter
substance made of the distinct antiparticles of common matter particles
programmable matter
matter which has the ability to change its physical properties in a programmable fashion, based upon user input or autonomous sensing
plasma
state of matter consisting of ionized gas
Ylem
Hypothetical original substance or state of matter
dark matter
mysterious non-luminous matter (and/or radiation) comprising most of the matter in our observable universe
hadron
quantum particle: bound system of quark(s) and/or antiquark(s)
decay product
The remaining nuclide left over from radioactive decay
quantum matter
Assembly of particles whose properties are dominated by quantum effects
nuclear poison
substance with a large neutron absorption cross-section, which degrade nuclear fission chain reactions in reactors
interstellar matter
scientific term