Definition of Eta

1. Noun. A terrorist organization organized in 1959 by student activists who were dissatisfied with the moderate nationalism of the traditional Basque party; want to create an independent homeland in Spain's western Pyrenees. "In 1968 ETA launched a campaign of political assassinations of government officials"

2. Noun. The 7th letter of the Greek alphabet.
Group relationships: Greek Alphabet
Generic synonyms: Alphabetic Character, Letter, Letter Of The Alphabet

Definition of Eta

1. Initialism. Estimated time of arrival. ¹

2. Initialism. Euskadi Ta Askatasuna ¹

3. Initialism. (Internet slang) Edited to add. ¹

4. Noun. The seventh letter of the Modern Greek alphabet, the eighth in Old Greek. ¹

5. Noun. (particles) A kind of electrically neutral meson having zero spin and isospin. ¹

6. Noun. A social outcast in Japan who is subjected to menial work, making up a class or caste of such people. ¹

¹ Source:

Definition of Eta

1. a Greek letter [n -S]

Medical Definition of Eta

1. The seventh letter of the Greek alphabet.1. In chemistry, denotes the position seven atoms from the carboxyl group or other primary functional group. 2. Symbol for viscosity. (05 Mar 2000)

Lexicographical Neighbors of Eta

et. al
et al
et al.
et alia
et aliae
et alibi
et alii
et alios
et cetera
et ceteræ
et hoc genus omne
et seq.
et seqq.
et tu, Brute
et ux
eta (current term)
eta meson
eta prime
etabonic acid
etacrynic acid
etafedrine hydrochloride

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