plateletpheresis - platelets are separated from whole blood and the rest is returned to the donor. pheresis, apheresis - a procedure in which blood is drawn and separated into its components by dialysis; some are retained and the rest are returned to the donor by transfusion.
Webster Dictionary(0.00 / 0 votes)Rate this definition: Iodine(noun) a nonmetallic element, of the halogen group, occurring always in combination, as in the iodides. When isolated it is in the form of dark gray metallic scales, resembling plumbago, soft but brittle, and emitting a chlorinelike odor.
How many protons does iodine have? Facts About Elements. Iodine is an element, which means that it can't be further broken down using chemistry. The atoms of elements contain protons, which are positively charged particles that are located in the center of the atom. Answer and Explanation: