verb / noun
relay
REE-lay/rˈilˌeɪ/
The passing of something onward through successive stages.
The relay continues as one runner passes the baton to another.

Etymology
A reserve pack replaced hounds that tired during a chase. This replacement pattern extended to workers taking turns and then to races in which successive participants take over.
In context
I've always considered this project a relay race and for a brief period of time, I had the privilege of being the relay runner.
More examples
- Please relay this message to the next shift.
- Volunteers relay boxes from the truck to the storage room.
- A relay receives the radio signal and sends it onward.
Forms
relay · relays · relayed · relaying