dyad /dīˈad/

1. A pair of units treated as one
2. A bivalent atom, radical, or element (chem)

• erubescite
• erubescites
• Eruca
• erucic acid
• eruciform
• eruct
• eructate
• eructated
• eructates
• eructating
• eructation
• eructations
• eructed
• eructing
• eructs
• erudite
• eruditely
• erudites
• erudition
• eruditions
• erumpent
• erupt
• erupted
• erupting
• eruption