See Also: serum(dictionary)
Serum(health)
Serum(medicine)
serum(dictionary)
serum agar(medicine)
serum agglutinin(medicine)
serum cholinesterase(medicine)
serum disease(medicine)
serum erythropoietin(medicine)
serum accident(medicine)

on-ramp (oh) and Serum (medicine)


on-ramp (oh)



n [C] AmE
a road for driving onto a freeway
British Equivalent: slip road

Serum (medicine)


serum
<haematology> The clear portion of any body fluid, the clear fluid moistening serous membranes.

2. Blood serum, the clear liquid that separates from blood on clotting.

3. Immune serum, blood serum from an immunised animal used for passive immunisation, an antiserum, antitoxin or antivenin.