'Valero-' definitions:

Definition of 'Valero-'

From: GCIDE

Valero- \Val"er*o-\ (Chem.) A combining form (also used adjectively) indicating derivation from, or relation to, valerian or some of its products, as valeric acid; as in valerolactone, a colorless oily liquid produced as the anhydride of an hydroxy valeric acid. [1913 Webster]