Princeton's WordNet(0.00 / 0 votes)Rate this definition: principal, school principal, head teacher, head(noun) the educator who has executive authority for a school. she sent unruly pupils to see the principal.
Aruba Population. Factbook > Countries > Aruba > Demographics. Population: 113,648 (July 2016 est.) Definition: This entry gives an estimate from the US Bureau of the Census based on statistics from population censuses, vital statistics registration systems, or sample surveys pertaining to the recent past and on assumptions about future trends.
1 The population of South Africa is estimated at 53,139,528 as of July 1 2014. 2  South Africa's population is equivalent to 0.73% of the total world population. 3  South Africa ranks number 25 in the list of countries by population.