Definition of carbocation in English:

carbocation

noun

Chemistry
  • another term for carbonium ion
    • ‘All carbocations are strong alkylating agents with a high affinity for groups which donate or share their electrons, such as halide ions, hydroxyl anions and amines.’
    • ‘The resulting esters generate carbocations that react with DNA.’
    • ‘The methyl carbocation, CH 3 + is the least stable carbocation.’
    • ‘Some examples of positively charged electrophiles are the hydronium ion, nitronium ions, metal ions, and carbocations.’
    • ‘Therefore, all such red-shifted pigments are believed to be highly delocalized, bond-equalized carbocations.’

Origin

1950s: from carbo- + cation.

Pronunciation:

carbocation

/ˌkɑːbə(ʊ)ˈkatʌɪən/