simˈpōdēəm noun
( plural sympo·dia -ēə)
Etymology: New Latin, from syn- + Greek podion small foot, base — more at pew
: an apparent main axis (as in the grapevine) not developed from a terminal bud but made up of successive secondary axes each of which represents one fork of a dichotomy the other fork of which is of weaker growth or suppressed entirely — compare monopodium