2 definitions
for Philadelphus
From The Collaborative International Dictionary of English v.0.48 :
philadelphus \philadelphus\ n.
Any of various chiefly deciduous ornamental shrubs of the
genus Philadelphus having white sweet-scented flowers,
single or in clusters; it is widely grown in temperate
regions.
[WordNet 1.5]
From WordNet (r) 2.0 :
philadelphus
n : any of various chiefly deciduous ornamental shrubs of the
genus Philadelphus having white sweet-scented flowers,
single or in clusters; widely grown in temperate regions