n :  a sweet crystalline quaternary ammonium salt C₅H₁₁NO₂ occurring esp. in beet juice : also  :  its hydrate C₅H₁₃NO₃ or its hydrochloride C₅H₁₂NO₂Cl .
 
 
 
Similar sounding terms:  B-DNA  bi·o·tin  bot·a·ny  bou·ton 
 
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