Definition of mesocratic:
(adj) :
Relating to mesocracy, or rule by the middle class.
(n) :
(ecology) The second stage of interglacial forest development (Early-Temperate), characterized by a transitional mix of light-demanding and shade-tolerant species.
(adj) :
(mineralogy) Neither leucocratic nor melanocratic; having a more or less even mixture of light and dark constituents.