afternote

noun

af·ter·note | \ ˈaf-tər-ˌnōt

plural afternotes

Definition of afternote

1 : a note that appears after the main body of a text … made The Dead Alive a particularly fascinating read in 1874 because, as Collins wrote in an afternote, he based the novel on a real-life murder case …— Tom McNamee, Chicago Sun-Times, 1 Jan. 2006

2 : a flavor of a food or drink that is sensed in the mouth after a more immediate or dominant flavor has receded … while the ale's stronger, fruitier flavors masked the shellfish, the malt liquor provided only a slightly metallic afternote, letting through more of the essence of the mussels. — Atlanta Journal-Constitution, 14 June 2001