trettiandedel

== Norwegian Nynorsk == === Alternative forms === trettidel === Etymology === From trettiande +‎ del. === Noun === trettiandedel m (definite singular trettiandedelen, indefinite plural trettiandedelar, definite plural trettiandedelane) (fractional number) a thirtieth (1⁄30) === References === “trettiandedel” in The Nynorsk Dictionary.