adjective
- having two functional groups or reactive sites; capable of forming two bonds or connections
Usage: chemistry; technical
Examples
- Difunctional monomers are used in the synthesis of polymers.
- The difunctional compound can react at two different sites.
- Ethylene glycol is a difunctional alcohol with hydroxyl groups at both ends.
- Difunctional epoxides are important in epoxy resin formulations.
- The polymer chain grew because the difunctional reactant could link multiple units together.