Dravya Dharmastikaya means the “Dharmastikaya substance” — one of the fundamental six (or astikaya) realities in Jainism that pervade the entire universe.

What it is:

• Dharmastikaya is the medium of motion. It is not itself motion, but a subtle, all-pervading substance that allows souls (jiva) and matter (pudgala) to move.
• It together with Adharmastikaya (the medium of rest) forms the two “statics” that regulate movement and stopping across the cosmos.

Where it fits:

• Along with Pudgala (matter), Jiva (soul), Akasha (space), Kala (time), and Adharmastikaya (rest), Dharmastikaya is one of the six eternal substances (dravyas) in Jain philosophy.
• This dharma-dharmastikaya pair is unique to Jain cosmology and explains how movement and rest are possible in the universe.

Notes:

• Most Jain traditions (both Digambar and Shwetambar) affirm these six dravyas, though some later texts discuss Kala as a separate fifth/sixth category depending on the school. The essential idea of Dharmastikaya as the universal medium of motion remains consistent across traditions.
• In everyday Jain study, Dharmastikaya is understood as a non-material, all-pervading principle that enables motion for living beings and for karmic matter alike, not as personal deity or force.

If you’d like, I can share a short, traditional verse (arh) that mentions Dharmastikaya in its sutra context.