terpenoidn.adj.
/ˈtəːpənɔɪd/ Chemistry.
A terpene in the broadest sense: used when terpene itself is restricted to compounds with the formula C10H16. Also attributive and as adj.
ΘΚΠ
the world > matter > chemistry > organic chemistry > hydrocarbons > [noun] > terpenes
terebene1857
terpene1868
terpenoid1933
1933 Chem. Abstr. 27 4807 The name terpenoids is suggested for the resin alcs., resin acids, sterols and xanthophylls, including carotene.
1956 I. L. Finar Org. Chem. II. viii. 250 There is..a tendency to call the whole group terpenoids instead of terpenes, and to restrict the name terpene to the compounds C10H16.
1972 Science 5 May 512/2 Some species of caterpillars..possess oxidases in their gut that are capable of metabolizing the repellent terpenoids such as pyrethrin from chrysanthemums.
1975 Nature 31 Jan. 365/2 Both substances are terpenoid, derived from the essential oils absinthol and cannabinol.
This entry has not yet been fully updated (first published 1986; most recently modified version published online June 2022).
<
n.adj.1933