What is a synonym for conduction?

The best synonym for "conduction" depends on the specific context. Here are some options:

General synonyms:

* Transmission

* Transfer

* Diffusion

* Propagation

* Conveyance

More specific synonyms:

* Heat transfer (for thermal conduction)

* Electrical conduction (for electrical conductivity)

* Neural conduction (for nerve impulses)

Example:

* Conduction of heat through a metal bar could be replaced with heat transfer through the metal bar.

Note: The best synonym will depend on the specific meaning of "conduction" in your context.