Cimmerian /si-mēˈri-ən/

1. Relating to the Cimmerii, a tribe fabled to have lived in perpetual darkness
2. Hence, extremely dark or gloomy

• X-ray diffraction
• X-rayed
• X-raying
• X-ray micrography
• xrays
• X-rays
• X-ray spectrum
• X-ray telescope
• X-ray therapy
• X-ray tube
• X-ray tubes
• Xt
• Xtian
• xu
• XXL
• xyl-
• xylem
• xylems
• xylene
• xylenes
• xylenol
• xylenols
• xylic
• xylitol
• xylitols