Per capita is a Latin prepositional phrase: per (preposition, taking the accusative case, meaning âby, by means ofâ) and capita (accusative plural of the noun caput, âheadâ).The phrase thus means âby headsâ or âfor each headâ, i.e., per individual/person.The term is used in a wide variety of social sciences and statistical research contexts, including government statistics, economic indicators, and built environment studies.he phrase thus means âby headsâ or âfor each headâ, i.e., per individual/person. The term is used in a wide variety of social sciences and statistical research contexts, including government statistics, economic indicators, and built environment studies.
Medical Definition of trichromatism. 1  1: the quality or state of being trichromatic. 2  2: color vision based on the perception of three primary colors and especially red, green and blueâcompare deuteranomaly, protanomaly.
Populism is a doctrine that appeals to the interests and conceptions (such as hopes and fears) of the general population, especially when contrasting any new collective consciousness push against the prevailing status quo interests of any predominant political sector. Populist democracy, including calls for more political participation through reforms such as the use of popular referenda. 2  Politicians' populism marked by non-ideological appeals for the people to build a unified coalition. 3  Reactionary populism, such as the white backlash harvested by George Wallace.