eta

¹

[ ey-tuh, ee-tuh ]

noun

1. the seventh letter of the Greek alphabet (H, η).
2. the vowel sound represented by this letter.

E.T.A.

²

or ETA

abbreviation for

1. estimated time of arrival.

ETA

¹

abbreviation for

1. estimated time of arrival

eta

²

/ ˈeɪtə /

noun

1. (in Japan, formerly) a member of a class of outcasts who did menial and dirty tasks

ETA

³

/ ˈɛtə /

acronym for

1. Euzkadi ta Askatsuna: an organization of militant Basque nationalists attempting to gain independence for the Basques, esp those ruled by Spain, until a ceasefire in 1998, by means of guerrilla warfare

eta

⁴

/ ˈiːtə /

noun

1. the seventh letter in the Greek alphabet (Η, η), a long vowel sound, transliterated as e or ē

Word History and Origins

Origin of eta¹

< Greek êta; compare Hebrew ḥeth heth

Word History and Origins

Origin of eta¹

C19: Japanese

Origin of eta²

Basque, literally: Basque Nation and Liberty

Origin of eta³

Greek, of Phoenician origin; compare Hebrew heth

Example Sentences

Aznar jumped to conclusions, quickly blaming Basque separatist organization ETA for the al Qaeda attack.

From The Daily Beast

Hell, they could have been the Basque ETA or the ultra right wing U.S. militia.

From The Daily Beast

Alpha and Eta are both of them large letters: the first is assigned to signify size, the last to signify length.

From Project Gutenberg

Another variable star showing some unique features is Eta Aquil.

From Project Gutenberg

Eta barkhadietcatgutçu gure çorrac gucere gure coidunei barkhatcendiotçaguten becala.

From Project Gutenberg

If there had been astronomers in the southern hemisphere Eta Hydri would certainly have been their pole-star.

From Project Gutenberg

The reader should note that the point overhead in this map is not far from the star Eta (η) in Hercules.

From Project Gutenberg