Related Clues:
- System starter
- Environmental prefix
- Logical start?
- Logical intro?
- 'The Island of the Day Before' writer
- 'The Name of the Rose' author
- Prefix with terrorism
- Car starter?
- Prefix with economics
- Tree-hugger's prefix
- Prefix with linguistics
- Logical beginning?
- Prefix with graphic
- ''The Name of the Rose'' author
- 'A Theory of Semiotics' author