QUATREFOIL
\kwˈatɹɪfˌɔ͡ɪl], \kwˈatɹɪfˌɔɪl], \k_w_ˈa_t_ɹ_ɪ_f_ˌɔɪ_l]\
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Four-cusped figure, esp. as opening in architectural tracery, resembling symmetrical four-lobed leaf or flower. [old French]
By Sir Augustus Henry
Word of the day
Quinones
- Hydrocarbon rings which contain two moieties position. They can be substituted in any position except at the ketone groups.