DictionarytertiaryCarbon bonding
adjective

tertiary

Having a carbon atom bonded to three other carbon atoms.

The molecule contained a tertiary carbon atom.

Etymology

The Latin adjective means third. Chemistry applies it to a carbon center classified by attachment to three other carbon atoms.

More examples

  • A tertiary carbon is bonded to three other carbons.
  • The diagram highlighted the tertiary center.
  • Students distinguished primary, secondary, and tertiary carbon atoms.

Forms

tertiary

Similar words

secondary
A secondary carbon is bonded to two other carbons; a tertiary carbon is bonded to three.
quaternary
A quaternary carbon is bonded to four other carbons; tertiary has three.