单词 | triterpenoid |
释义 | > as lemmastriterpenoid triterpenoid n. Brit. /(ˌ)trʌɪˈtəːpənɔɪd/ , U.S. /ˌtraɪˈtərpəˌnɔɪd/ a triterpene or a derivative of one.ΘΚΠ the world > matter > chemistry > organic chemistry > hydrocarbons > [noun] > terpenes > triterpenes triterpene1902 triterpenoid1932 1932 Chem. Abstr. 26 3244 (heading) Contribution to the accurate determination of the empirical formulas of several triterpenes and triterpenoids. 1978 Nature 16 Mar. 217/1 Polycyclic triterpenoids are found in petroleum and their presence was at first taken as evidence of non-marine contribution, as they had been detected in the lipid extract of ferns. < as lemmas |
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