Term: purine: a colorless crystalline organic base containing nitrogen; the parent compound of various biologically important substances
Candidate hypernym: base: any of various water-soluble compounds capable of turning litmus blue and reacting with an acid to form a salt and water → 1
Candidate hypernym: quoratean: a group of languages of the Hokan family → 0
Candidate hypernym: feudalism: the social system that developed in Europe in the 8th century; vassals were protected by lords who they had to serve in war → 0
Candidate hypernym: mosquitofish: silvery topminnow with rows of black spots of tropical North America and West Indies; important in mosquito control → 0
Candidate hypernym: inappropriateness: the quality of being not particularly suitable or befitting → 0
Candidate hypernym: frasera: genus of North American herbs: columbo; includes some species sometimes placed in genus Swertia → 0
Candidate hypernym: tense: a grammatical category of verbs used to express distinctions of time → 0
Candidate hypernym: visual space: the visual perception of space → 0
Candidate hypernym: indexing: the act of classifying and providing an index in order to make items easier to retrieve → 0
Candidate hypernym: overtone: a harmonic with a frequency that is a multiple of the fundamental frequency → 0
Candidate hypernym: billabong: a stagnant pool of water in the bed of a stream that flows intermittently → 0