-den·dron \|dendrən, -ˌdrän\noun combining form (plural-dendrons \-nz\ ; also-den·dra \-_drə\) Etymology: Latin, from Greek, from dendron — more at dendr- 1.: tree — especially in generic names of plants < Liriodendron > < Trochodendron > 2.: treelike formation < neurodendron > 3.: stem : part of a stem < Schizodendron >