'aminobarbituric' originates from 'amino' and 'barbituric', where 'amino' refers to the presence of an amino group and 'barbituric' is derived from 'barbituric acid', a compound used in the synthesis of barbiturates.

'aminobarbituric' combines the chemical terms 'amino' and 'barbituric', reflecting its chemical structure and properties.

Initially, it referred to a specific chemical structure, and this meaning has remained consistent in modern usage.