plas·ma 
/ˈplæzmə/ noun
plural plas·mas /ˈplæzmə/ noun 1 [noncount] medical : the watery part of blood that contains blood cells 2 [noncount] technical : a substance that is similar to a gas but that can carry electricity
▪ the plasma that makes up a star 3 a [noncount] : a type of visual display for computers, televisions, etc., that uses plasma with electrical charges between two sheets of glass and that produces pictures that are very clear and bright — usually used before another noun ▪ a plasma screen/TV
b [count] : a television with a plasma screen
▪ Our new TV is a 50-inch plasma.
▪ the plasma that makes up a star
b [count] : a television with a plasma screen
▪ Our new TV is a 50-inch plasma.
