Related Clues:
- Megayears
- What a houseguest's stay might feel like
- Astronomer's time period
- Long time period
- Long interval
- ''___ Flux'' (2005 movie)
- 1,000,000,000 years
- '___ Flux' (Charlize Theron film)
- One billion years, in geologic time
- Waiting period, it sometimes seems
- ''___ Flux'' (Charlize Theron movie)
- Division of geological time
- Unit of geologic time
- Long geological period
- '__ Flux' (2005 Charlize Theron movie based on an MTV series)