n.
1.colorless watery fluid of blood and lymph containing no cells and in which erythrocytes and leukocytes and platelets are suspended
2.a green slightly translucent variety of chalcedony used as a gemstone
3.(physical chemistry) a fourth state of matter distinct from solid or liquid or gas and present in stars and fusion reactors
Idiom of the Day
put (someone or something) at (someone's) disposal
to make someone or something available to someone
I put myself at my friend's disposal when he visited me last summer.