Operational definitions are at their most controversial in the field of psychology where intuitive concepts, such as intelligence need to be operationally defined before they become amenable to scientific investigation, for example, through processes such as IQ tests.
Ven (sign: VEN) is a global digital currency traded in international financial markets and originally used by members of a social network service, Hub Culture, to buy, share, and trade knowledge, goods, and services.
Its pronunciation is EY-NahN (English) â . Anan is used predominantly in the Akan language, and its origin is African-Akan and African-Ga. From African-Akan roots, its meaning is fourth-born child. Anan is a variant of the name Annan.