(n)reaction of the body to a transfusion of blood that is not compatible with its own blood; an adverse reaction can range from fever and hives to renal failure and shock and death
(n)a nuclear reaction in which nuclei combine to form more massive nuclei with the simultaneous release of energy, Syn.nuclear fusion, nuclear fusion reaction
The Collaborative International Dictionary of English (GCIDE) v.0.53Collaborative International Dictionary (GCIDE)
n. A nuclear reaction in which nuclei combine to form more massive nuclei with the simultaneous release of energy. Syn. -- fusion, nuclear fusion. [ WordNet 1.5 ]