Origin of zetaClassical Greek z?ta
Origin of zetaGreek z&emacron;ta, of Phoenician origin; see &dlowmac; in Semitic roots.
As an initialism of Zero Energy Thermonuclear Assembly (Apparatus)
zeta - Investment & Finance Definition
A pricing model for derivatives that measures what effect volatility has on a portfolio. Derivatives are investments whose value is based on the performance of an underlying asset. Examples of derivatives are futures or options contracts.