(physics) A state of matter consisting of partially ionized gas and electrons. / (hematology) A clear component of blood or lymph containing fibrin.

plural of plasma

(physics) A plasma containing particles larger than the ions of the plasma; typically manufactured plastic microspheres.

(hematology) The clear fluid portion of blood in which the red blood cells, white blood cells and platelets are suspended; forms serum upon clotting.

(immunology) A form of B cell that produces antibodies after having reacted with its specific antigen in follicle centers.

A plasma display

A flat-screen display, for television or personal computers, consisting of a matrix of cells filled with an inert, ionized gas; three cells (red, green and blue) constituting a single pixel

(physics) A particle accelerator that uses plasma as the medium of the accelerating field instead of a vacuum, to obtain a larger accelerating gradient.

(physics) A method for accelerating electrically charged particles with a large-amplitude electron plasma wave.

Synonym of plasma gemstone (a dark green variety of chalcedony)