What is Bulimia ? Described and classified by British psychiatrist Gerald Russell in 1979, Bulimia comes from a Greek word…
What is Biography ? The word biography comes from the Greek words bios, which means "life" and graphia, which means…
What Does ENGINEERING Mean ? If we want to know the etymological origin of the word engineering that now occupies…
Origin and History of the Sweet Potato The sweet potato has a rich history and an interesting origin. It is…
What is the Bourgeoisie ? The bourgeoisie is defined as the middle class of society: the social class of skilled…
Definition of Phase in Electricity In electrical phase it is the expression of relative displacement between waves that have the…
Definition of Bulling The definition of Bulling is when an individual or a group of people with more power repeatedly…
What is Anthropology ? The word anthropology dates back to the end of the 16th century, but it was not…
Definition of Static Electricity Static electricity can be a nuisance or even a danger. Hair-raising energy can also damage electronic…
The Cell Phone: Its Definition Cell phone or mobile phone, is a portable device to connect to a telecommunications network…