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.
The name Rowen is of English origin. The meaning of Rowen is tree with red berries, little redhead. Rowen is used as both a boys and girls name. It consists of 5 letters and 2 syllables and is pronounced Ro-wen.