Definition of vicinal in English:

vicinal

Syllabification: vic·i·nal
Pronunciation: /ˈvisənl
 
/

adjective

rare
  • 1Neighboring; adjacent.
  • 1.1 Chemistry Relating to or denoting substituents attached to adjacent atoms in a ring or chain.
    More example sentences
    • The epoxide hydrolases are a family of enzymes that hydrate simple epoxide to vicinal diols and arene oxides to transdihydrodiols.
    • The latter are also called vicinal diols, or 1,2-diols.
    • The number of vicinal hydroxyl groups corresponds to the chemical and biological activity of the compound; thus kaempferol is often less active than quercetin and myricetin.

Origin

early 17th century: from French, or from Latin vicinalis, from vicinus 'neighbor'.

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