Acid used as a preservative

• Food preservative acid
• ___ acid (preservative)
• Kind of fruit acid
• Acid derived from mountain ash berries
• ___ acid (food preservative)
• Fruit-derived acid

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
1815, in sorbic acid , so called because it was first isolated from the berries of the mountain ash (see sorb ).

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Sorbic \Sor"bic\, a. [Cf. F. sorbique. See Sorb .] (Chem.) Pertaining to, or obtained from, the rowan tree, or sorb; specifically, designating an acid, C?H?CO?H, of the acetylene series, found in the unripe berries of this tree, and extracted as a white ...

Wiktionary Word definitions in Wiktionary
a. 1 Of, or relating to the rowan tree (the sorb). 2 (context chemistry English) Of, or derived from sorbic acid.