monacid /mon-asˈid/ or monoacid /mo-nō-asˈid/

1. Having one replaceable hydrogen atom
2. Capable of replacing one hydrogen atom of an acid

• upturn
• upturned
• upturning
• upturnings
• upturns
• uptying
• UPU
• upvaluation
• upvaluations
• upvalue
• upvalued
• upvalues
• upvaluing
• UPVC
• uPVC
• upwaft
• upwafted
• upwafting
• upwafts
• upward
• upwardly
• upwardly mobile
• upward mobility
• upwardness
• upwardnesses