plural of catalyst

(chemistry) A substance that increases the rate of a chemical reaction without being consumed in the process. / Something that encourages progress or change.

(nonstandard) Serving as a catalyst; catalytic.

(chemistry) a catalyst that preferentially catalyses the formation of one of a pair of stereoisomers, or one of a set of stereoisomeric polymers

(chemistry) An aluminoxane, prepared from an alkyl-aluminium and water, used as a catalyst in the manufacture of polyether elastomers.

(organic chemistry) A solid phase-transfer catalyst, often in the form of beads, that catalyzes a reaction between a liquid and a gas

Misspelling of Grubbs' catalyst.

(organic chemistry) Any of a range of transition metal carbene complexes used to catalyse olefin metathesis

(chemistry) platinum dioxide, a dark brown powder that is a catalyst for hydrogenation and hydrogenolysis in organic synthesis

(chemistry) A heterogeneous catalyst consisting of palladium deposited on calcium carbonate which is then poisoned with various forms of lead or sulphur. It is used for the hydrogenation of alkynes to alkenes.