gagaṇaṃ is an alternate of gaganaṃ. (Some suppose gagaṇa to be an incorrect form, as is observed by a writer: phālgune gagane phene ṇatva- micchaṃti barbarāḥ) 1 The sky, atmosphere; avocadenaṃ gaganaspṛśā raghuḥ svareṇa R. 3. 43; gaganamiva naṣṭatāraṃ Pt. 5. 6; soyaṃ cadraṃḥ patati gaganāt Ś. 4. v. 1; Śi. 9. 27.

2 (In math.) A cypher.

3 Firma- ment.

4 Heaven. Comp. agraṃ the highest heavens. aṃganā a...