[cav.i.ar] or cav.i.are n [earlier cavery, caviarie, fr. obs. It caviari, pl. of caviaro, fr. Turk havyar] (ca. 1560) 1: processed salted roe of large fish (as sturgeon)
2: something considered too delicate or lofty for mass appreciation--usu. used in the phrase caviar to the general
3: something considered the best of its kind "the ~ of porcelain"