Jump To:

• eta
  eta

  noun

  the seventh letter of the Greek alphabet (H, η).
• E.T.A.
  E.T.A.

  abbreviation

  estimated time of arrival.
• ETA
  ETA

  abbreviation

  estimated time of arrival

eta

¹ American  

[ay-tuh, ee-tuh] / ˈeɪ tə, ˈi tə /

noun

1. the seventh letter of the Greek alphabet (H, η).

2. the vowel sound represented by this letter.

---

E.T.A. ² American  

Or ETA

abbreviation

1. estimated time of arrival.

---

ETA ¹ British  

abbreviation

1. estimated time of arrival

---

ETA ² British  

/ ˈɛtə /

acronym

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 British  

/ ˈiːtə /

noun

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

---

eta ⁴ British  

/ ˈeɪtə /

noun

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

---

Etymology

Origin of eta

< Greek êta; compare Hebrew ḥeth heth

---

Example Sentences

See Examples For:

eta E.T.A. ETA

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

From Seattle Times ● Dec. 14, 2021

The importance of those men dressed in white is clearly shown by the symbol that looks like an H, the Greek letter eta.

From National Geographic

Among 44 men who were intensely concerned with their athletic ability, Little reports in the journal A eta Psychiatrica Scandinavica, 32 suffered from neuroses that had been set off by physical ailments.

From Time Magazine Archive

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

From National Geographic

Han da ene phausada; Guibelilat so’ gin eta Hasperena ardüra!

From Basque Legends With an Essay on the Basque Language by Wentworth Webster

I really enjoyed “The Nutcracker”! I know that it is based on a story by E.T.A.

From Washington Post ● Dec. 20, 2019

The ballet was based on a story called ‘The Nutcracker and the Mouse King’ by the German writer E.T.A.

From Fox News ● Dec. 18, 2018

Jacques Offenbach never finished “The Tales of Hoffmann,” his magic-infused, dark comic opera inspired by the work of the Prussian fantasy writer E.T.A.

From New York Times ● Oct. 26, 2016

One appreciation described his childhood as "some hybrid tale of E.T.A. Hoffmann upon Mark Twain," and his stories of camp life and voodoo held men and women spellbound while he was alive.

From Los Angeles Times ● Apr. 24, 2015

One of Richard's most strongly marked characteristics was the tenacity with which he held any idea that once entered his mind; and it is worthy of note that about this period he read E.T.A.

From Richard Wagner Composer of Operas by John F. Runciman

He said his ETA was 5 p.m., and it ended up being 5:25 p.m., typical 405 Freeway.

From Los Angeles Times ● Jul. 10, 2026

The changes are linked to the rollout of the ETA system, which requires non-visa visitors to obtain travel permission in advance.

From BBC ● May 6, 2026

At some point, you realize the ETA is 30 minutes, and the remaining distance is three miles.

From Barron's ● May 3, 2026

Connecting passengers only need an ETA if they are connecting to a flight within the U.K.

From The Wall Street Journal ● Mar. 6, 2026

She quickly opened a message to her father, then typed: ETA?

From "The Parker Inheritance" by Varian Johnson

Random Word

Spin the wheel and learn a new word!

---