Term: catalyst: (chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected
Candidate hypernym: activator: (biology) any agency bringing about activation; a molecule that increases the activity of an enzyme or a protein that increases the production of a gene product in DNA transcription → 1
Candidate hypernym: kimberlite: a rare type of peridotite that sometimes contains diamonds; found in South Africa and Siberia → 0
Candidate hypernym: curtailment: the temporal property of being cut short → 0
Candidate hypernym: cage: an enclosure made or wire or metal bars in which birds or animals can be kept → 0
Candidate hypernym: doctrine: a belief (or system of beliefs) accepted as authoritative by some group or school → 0
Candidate hypernym: stock power: a power of attorney document to transfer ownership of a registered security from the owner to another party → 0
Candidate hypernym: moon trefoil: evergreen shrub of southern European highlands having downy foliage and a succession of yellow flowers throughout the summer followed by curious snail-shaped pods → 0
Candidate hypernym: adlumia: one species: climbing fumitory → 0
Candidate hypernym: genus sargassum: a genus of protoctist → 0
Candidate hypernym: short gastric artery: several small arteries branching off of the splenic artery and going to the greater curvature of the stomach → 0
Candidate hypernym: hydrogen sulfide: a sulfide having the unpleasant smell of rotten eggs → 0