D defs.my
Entry 1 sense Webster, 1913

Pelargonium

· Pel·ar·go·ni·um · IPA /ˌpɛlɑːrˈɡoʊni.əm/
01 prop. n. A large genus of plants of the order Geraniaceæ, differing from Geranium in having a spurred calyx and an irregular corolla.
  1. 1.
    A large genus of plants of the order Geraniaceæ, differing from Geranium in having a spurred calyx and an irregular corolla.(Bot.)