noun, feminine/piɾaˈθina/plural: pirazinas
pyrazine
Etymology tree French pyridinebor. Spanish pir(idina) Spanish azo- Proto-Indo-European *-nós Proto-Indo-European *-iHnos Proto-Italic *-īnos Latin -īnus French -in Proto-Indo-European *-h₂ Proto-Indo-European *-eh₂ Proto-Italic *-ā Latin -am Old French -e French -e French -inebor. Spanish -ina Spanish azina Spanish pirazina From pir(idina) + azina.