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  • EST
    EST
    abbreviation
    Eastern Standard Time.
  • -est
    -est
    a suffix forming the superlative degree of adjectives and adverbs.
  • est.
    est.
    abbreviation
    established.
  • est
    est
    abbreviation
    established
Synonyms

EST

1 American  
Or E.S.T.,

abbreviation

  1. Eastern Standard Time.


-est 2 American  
  1. a suffix forming the superlative degree of adjectives and adverbs.

    warmest; fastest; soonest.


-est 3 American  
  1. a native English suffix formerly used to form the second person singular indicative of verbs.

    knowest; sayest; goest.


est. 4 American  

abbreviation

  1. established.

  2. estate.

  3. estimate.

  4. estimated.

  5. estuary.


EST 1 British  

abbreviation

  1. Eastern Standard Time

  2. electric-shock treatment

  3. Estonia (international car registration)

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

est 2 British  

abbreviation

  1. Also: estab.  established

  2. estimate(d)

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

-est 3 British  

suffix

  1. forming the superlative degree of adjectives and adverbs

    shortest

    fastest

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

-est 4 British  

suffix

  1. forming the archaic second person singular present and past indicative tense of verbs

    thou goest

    thou hadst

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

est 5 British  
/ ɛst /

noun

  1. a treatment intended to help people towards psychological growth, in which they spend many hours in large groups, deprived of food and water and hectored by stewards

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of -est2

Middle English; Old English -est, -ost. Compare Greek -isto-

Origin of -est3

Middle English; Old English -est, -ast, -st, 2nd person singular present indicative endings of some verbs ( -s earlier verbal ending + -t, by assimilation from thū thou 1 ) and 2nd person singular past endings of weak verbs (earlier -es + -t )

Compare meaning

How does est compare to similar and commonly confused words? Explore the most common comparisons:

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

EST, Terraform withdrew 150 million TerraUSD from the Curve3pool, a liquidity pool where stablecoins—typically dollar-pegged cryptocurrencies—could be exchanged one for the other.

From The Wall Street Journal Feb. 23, 2026

EST on Thursday, Feb. 12, and 5:15 a.m.

From Science Daily Feb. 2, 2026

EST and its booster returned to the launchpad as planned.

From Salon Jan. 12, 2026

EST, but must wait till 10:30 to watch USC vs.

From Los Angeles Times Nov. 30, 2024

EST, the Atlas rocket boosted Friendship 7 into orbit like a champion archer hitting a bull’s-eye.

From "Hidden Figures" by Margot Lee Shetterly

The comparative is formed by adding -er, and the superlative by adding -est, to the simple form; as, red, redder, reddest; blue, bluer, bluest; easy, easier, easiest.

From An English Grammar by Sewell, James Witt

What should be done with the terminations -ing, -en, -ed, -er, and -est, and the plural -es?

From Division of Words Rules for the Division of Words at the Ends of Lines, with Remarks on Spelling, Syllabication and Pronunciation by Hamilton, Frederick W. (Frederick William)

In Shakespeare's time it was quite common to use a double comparative and superlative by using more or most before the word already having -er or -est.

From An English Grammar by Sewell, James Witt

Which rule,— -er and -est or more and most?

From An English Grammar by Sewell, James Witt

Most monosyllabic adverbs add -er and -est to form the comparative and superlative, just as adjectives do; as, high, higher, highest; soon, sooner, soonest.

From An English Grammar by Sewell, James Witt

Several players, past and present, were on hand for the announcement, and they took turns on stage to help hammer a stake holding a sign that read, “Las Vegas Raiders est. 2020.”

From Reuters Jan. 22, 2020

Rather than share my opinion on that pairing, I’ll follow the Latin dictum de gustibus non est disputandum: “There can be no disputes in matters of taste.”

From The Wall Street Journal May 22, 2026

All that might be extrapolated from “qui est in, qui est out,” to quote the old Serge Gainsbourg song, is the narrow range of interest the nominations represent.

From Los Angeles Times Jul. 16, 2025

Owen's most celebrated poem, Dulce et Decorum est, was published posthumously.

From BBC Nov. 12, 2023

“Voila ce qui est embêtant,” murmured Poirot vexedly.

From "Murder on the Orient Express" by Agatha Christie

“Elle est jolie femme,” said M. Bouc appreciatively.

From "Murder on the Orient Express" by Agatha Christie

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