zeta(redirected from Zeta (letter))
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The sixth letter of the Greek alphabet. See Table at alphabet.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Letters of the Alphabet (Foreign)) the sixth letter in the Greek alphabet (Ζ, ζ), a consonant, transliterated as z
[from Greek, of Semitic origin; compare Hebrew sādhē]
(Astronomy) (foll by the genitive case of a specified constellation) the sixth brightest star in a constellation: Zeta Tauri.
(Nuclear Physics) a torus-shaped apparatus used for research in the 1950s and early 1960s on controlled thermonuclear reactions and plasma physics
[C20: from z(ero-)e(nergy) t(hermonuclear) a(pparatus)]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
ze•ta(ˈzeɪ tə, ˈzi-)
n., pl. -tas.
the sixth letter of the Greek alphabet (Ζ, ζ).
[1820–30; < Greek zêta]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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|Noun||1.||zeta - the 6th letter of the Greek alphabet|
Greek alphabet - the alphabet used by ancient Greeks
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