cells vs plasma

cells

plasma

noun
  • A clear component of blood or lymph containing fibrin. 

  • A state of matter consisting of partially ionized gas and electrons. 

  • A visual effect in which cycles of changing colours are warped in various ways to give the illusion of liquid organic movement. 

  • Blood plasma, free of suspended cells, used in transfusions. 

  • A variety of green quartz, used in ancient times for making engraved ornaments. 

How often have the words cells and plasma occurred in a corpus of books? (source: Google Ngram Viewer )