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 शनैस्
शनैस्śanaisind.Slowly, gently, quielty.
Slowly, gently, quielty.
Gradually, by degrees, little by little; धर्मं संचिनुयाच्छनैः; Ku.3.59; Ms.3.217.
Successively, in due order; विषयाणां ग्रहीतॄणि शनैः पञ्चेन्द्रियाणि च Ms.1.15.
Mildly, softly.
Tardily, sluggishly.
Independently. (शनैः शनैः slowly, by slow degrees).
Derived forms and compounds
-चरAdjective going or moving slowly; शनैश्चराभ्यां पादाभ्यां रेजे ग्रहमयीव सा Bh.1.17 (where it means 'Saturn' also). (-रः) the planet Saturn.