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 अपोदक
अपोदकapodakaa.Ved.
Vedic
Waterless; water-tight (नौः Rv. 1.116.3.).
Not watery, not fluid.
Derived forms and compounds
-कम्अपकृष्टमुदकं यस्मात् Poison etc. that removes water (जलापकर्षहेतु विषादि).