(chemistry) Any chemical reaction initiated by the absorption of a quantum of electromagnetic radiation to form an excited state

(physics) Any nuclear reaction involving a photon and another subatomic particle

(chemistry) A chemical reaction named after its discoverers.

(chemistry) Any vessel used to contain the reactants taking part in a reaction.

(chemistry) Any reaction in which a compound is dissociated into its elements, or in which a molecule is dissociated into atoms

Any engine that generates thrust by expelling matter, especially hot gases produced by igniting a fuel; either a rocket engine or several types of jet engine.

the state resulting from such a reaction / a process involving change in atomic nuclei

(chemistry) The organic reaction of an aryl- or vinyl-boronic acid with an aryl- or vinyl-halide or pseudohalide, such as triflates, catalyzed by a palladium(0) complex, widely used to synthesize polyolefins, styrenes, and substituted biphenyls.

All the changes in a tissue that result from the action of a foreign substance introduced into an organism

(chemistry) A chemical reaction in which some of the atoms have their oxidation number changed.