exchanger

noun

Etymology: Etymology tree English exchange Proto-Indo-European *-yósder. Proto-Italic *-āzijos Latin -āriusnom. Latin -āriusbor. Proto-Germanic *-ārijaz Proto-West Germanic *-ārī Old English -ere Middle English -ere English -er English exchanger From exchange + -er.

1. A person or thing that exchanges one thing for another.

   “Over the stretch of single line track to Ballymena, the fireman had a busy time, dividing his attention between the fire and the acrobatics necessitated by loading and unloading the automatic tablet exchanger as we sped through the sections.”

2. A person or thing that exchanges one thing for another.