e-CBOT

What Does e-CBOT Mean?
An electronic trading platform that gives traders the ability to trade future contracts listed on the Chicago Board of Trade. The CBOT has primarily been regarded as an open outcry market, but the incorporation of electronic trading platforms is changing the standard way in which futures trading is done.

Investopedia explains e-CBOT
Since the incorporation of e-CBOT, most of the daily traded contracts have traded electronically.

Electronic platforms, such as the e-CBOT, have rapidly increased in popularity and are becoming the nationwide standard for how commodities are traded.