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

/ 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

³

/ ˈeɪtə /

noun

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

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

Basque, literally: Basque Nation and Liberty

Origin of eta²

C19: Japanese

Origin of eta³

Greek, of Phoenician origin; compare Hebrew heth

Example Sentences

But other variants – eta, theta, iota – were quickly steamrolled and are now irrelevant.

From Seattle Times

He learned his first Dunham routine as an 11-year-old student at eta Creative Arts Foundation, a theater on Chicago’s South Side.

From New York Times

We are out of water & the Snoqualmie Pass Utility District just informed us that their pumps have been down due to the power outage with no eta to get water to our facilities.

From Seattle Times

Status Symbol The H on the men’s clothing is the Greek letter eta.

From National Geographic

"Systems have been impacted by a data center power outage. No eta yet - we're working on a fix now," the airline tweeted.

From Los Angeles Times