(organ) rejection; unthinking dismissal; strong reaction (against)
chemical reaction; generation of an unexpected result from combining things
reaction of a living body
reactor; reacting furnace
chain reaction; nuclear chain reaction
extremely powerful weapon (e.g. nuclear); (lit.) reaction weapon
flame reaction; flame test; flame coloration test
chemical equation; reaction formula
nuclear fission; fission reaction
healing crisis; cleansing reaction; reaction during the elimination of toxins after antibiotic, etc. treatment
side effect (from a vaccine); side reaction
antigen-antibody reaction; AAR
oxidation-reduction reaction
endothermic reaction; endothermal reaction; endoergic reaction
flame reaction; flame test; flame coloration test
negative reaction (in patient)
Mantoux test (for tuberculosis)
Widal reaction (for typhoid fever)
exothermic reaction; exothermal reaction; exoergic reaction
reaction of free radicals