\\ə|delfəs\ adjective combining form
Etymology: probably from New Latin -adelphus, from Greek adelphos brother, from a- (from assumed ha-, akin to heis, mia, hen one, homos same) + -delphos (akin to delphys womb) — more at same, dolphin
: having (such or so many) stamen fascicles

* * *

a combining form meaning "having stamens growing together in bundles," of the number specified by the initial element: monadelphous.
[ < NL < Gk -adelphos, adj. deriv. of adelphós brother or adelphé sister; see -OUS]

Useful english dictionary. 2012.