Clue: Geologist's span

Answer: ERA

Length: 3

---

Similar Clues:

• In this location: Span. (ACA with 3 letters)
• Vast time span (AEON with 4 letters)
• Really long time span (AEON with 4 letters)
• Major span (e.g. AGE with 3 letters)
• First-ever speaker on C-Span, 3/19/79 (ALGORE with 6 letters)
• Calendrier span (ANNEE with 5 letters)
• Author whose novels span 6,000 years (ANNERICE with 8 letters)
• Calendario span (ANO with 3 letters)
• Brazilian calendar span (ANO with 3 letters)
• Span (e.g. ARCH with 4 letters)