sōˈlerə noun
( -s )
Etymology: Spanish, crossbeam, stone base, mother liquor, from suelo ground, floor, dregs, from Latin solum ground, base
1. : a set of Spanish sherry vats arranged in tiers usually three high in a storage shed
2. also solera system : a system evolved by the sherry producers of Jeres, Spain, whereby young wine in the vats of the top tier of a solera is successively blended into the more mature wine in the vats on the tier below to insure ultimate uniformity
3. also solera sherry or solera wine : a wine aged by the Spanish solera system