V. S. Apte, The Practical Sanskrit–English Dictionary. Look up any word of the Gita in Devanagari, IAST or Harvard-Kyoto, or browse the headwords letter by letter.
Entry प्रदीपन
प्रदीपनpradīpanaa.(-नी f.) Kindling.
(-नीFeminine) Kindling.
Illuminating.
Stimulating, exciting.
Derived forms and compounds
-नम् The act of kindling, lighting, stimulating etc.
-नः A kind of mineral poison; वर्णतो लोहितो यः स्याद्दीप्तिमान् दहनप्रभः । महादाहकरः पूर्वैः कथितः स प्रदीपनः ॥ Rājanighaṇṭu.