Beyond its mundane usage, the term shadow could also refer to:
- The Plane of Shadow,
- Shadowstuff, the material of the Plane of Shadow
- A shadow creature, a general creature composed of shadowstuff,
- A shadow, a specific type of incorporeal undead creature,
- A subschool of the school of Illusionary magic,
- Shadow magic, a school of magic in its own right, or
- Telamont Tanthul, who went by the moniker "Shadow" or "Lord Shadow" before the Fall of Netheril.