The Collaborative International Dictionary of English v.0.48:
Sorbate \Sor"bate\, n. [Cf. F. sorbate. See Sorbic.] (Chem.) A salt of sorbic acid. [1913 Webster]WordNet (r) 3.0 (2006):
sorbate n 1: a material that has been or is capable of being taken up by another substance by either absorption or adsorption