/ English Dictionary |
FACTOR IV
Pronunciation (US): | (GB): |
I. (noun)
Sense 1
Meaning:
Ion of calcium; a factor in the clotting of blood
Synonyms:
calcium ion; factor IV
Classified under:
Hypernyms ("factor IV" is a kind of...):
atomic number 20; Ca; calcium (a white metallic element that burns with a brilliant light; the fifth most abundant element in the earth's crust; an important component of most plants and animals)
clotting factor; coagulation factor (any of the factors in the blood whose actions are essential for blood coagulation)