Related Clues:
- Plant beginning
- Plant start
- Apple pip, for example
- Peach pit, e.g
- Main brain of a PC
- Siri's platform
- Acorn, functionally
- Motherboard insert
- Thing lower than dirt
- What 46-Down runs on
- Morsel for a mourning dove
- Number in brackets
- Provide startup funds for
- Sown item
- 'Brain' with a speed measured in GHz