HEMPEN
\hˈɛmpən], \hˈɛmpən], \h_ˈɛ_m_p_ə_n]\
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By Princeton University
By DataStellar Co., Ltd
By Noah Webster.
Word of the day
Quinones
- Hydrocarbon rings which contain two moieties position. They can be substituted in any position except at the ketone groups.