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.
vedyaṁ pavitramoṅkāra ṛksāma yajureva ca. — I the Father of this world, the Mother, the Ordainer, the first Creator, the object of Knowledge, the sacred syllable OM and also the Rik, Sama and… 9·17
वेद्यम्vedyamnominative singular of the neuter form of the potential participial adjective vedya (the object of knowledge).
वेद्यःvedyaḥnominative singular of the masculine form of the potential participial adjective vedya (the object of knowledge) .