The definition of an enzyme is a protein created by an organism that increases the rate at which chemical reactions occur.
An implement for shaking or mixing.
Something, such as the fear of punishment or the expectation of reward, that induces action or motivates effort.
(Advertising) a research rating that measures how the rational and emotional elements of a commercial affect consumer intention to consider, visit, or buy something.
Something different; variety:
A thing or person that activates
A buttress, as of masonry, or any similar structure
(Christianity) An adherent of synergism.
Any driving impulse; spur
The definition of a spark is a small burst of fire that comes off of a main fire, a person with a fiery personality, or the small seeds of some intense feeling or emotion.
Something that has an impact or an effect on an organism so that its behavior is modified in a detectable way.
Means of preventing
A residential building consisting of flats.
A blocking or being blocked
A causing to be leavened
An agent of ferment or activity:
Find another word for catalyst. In this page you can discover 28 synonyms, antonyms, idiomatic expressions, and related words for catalyst, like: enzyme, agitator, incentive, motivation, leaven, change, modificator, transmogrifier, activator, spur and reactant.