Noun
A reflection of a milky or pearly light from the interior of a mineral, as in the moonstone; the state or quality of being opalescent.
Source: Webster's dictionaryContrarily, opalescence is correctly applied to the milky, turbid appearance of common or potch opal. Source: Internet
Opalescence was clearly headed at the 200m but fought back doggedly to take the win from a brave Boomer Hall with Piaggio running on stoutly for third. Source: Internet
Theory of critical opalescence main Einstein returned to the problem of thermodynamic fluctuations, giving a treatment of the density variations in a fluid at its critical point. Source: Internet