hemoconia
noun
he·mo·co·nia
variants:
also hemokonia
or chiefly British haemoconia
also haemokonia \ ˌhē-mə-ˈkō-nē-ə 
\
\
Medical Definition of hemoconia
: small refractive colorless particles in the blood that are probably granules from the cells in the blood or minute globules of fat
— called also blood dust