Much like 'chautauqua' but easier to spell, 'caucus' is a Native American word borrowed for 19th century public gatherings. Caucuses aren't bad per se, but they're complicated. This interactive graphic describes the process in just enough detail to be useful without being totally confusing. This short Q&A between the LA Times and itself provides some historical background.
THE DAILY GOOD
Start your day with something GOOD.