Zeta Definition

zātə, zē-
noun
The sixth letter of the Greek alphabet (Ζ, ζ)
Webster's New World

(physics) A torus-shaped reactor used in the mid-20th Century to carry out experiments in plasma physics and temperature controlled thermonuclear reactions.

Wiktionary
pronoun

A medieval state roughly equivalent to modern Montenegro.

Wiktionary

Other Word Forms of Zeta

Noun

Singular:
zeta
Plural:
zetas

Origin of Zeta

  • Greek zēta of Phoenician origin ḏ in Semitic roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • As an initialism of Zero Energy Thermonuclear Assembly (Apparatus)

    From Wiktionary

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