at

preposition

\ ət, ˈat

Definition of at

(Entry 1 of 6)

1 —used as a function word to indicate presence or occurrence in, on, or near staying at a hotelat a partysick at heart

2 —used as a function word to indicate the goal of an indicated or implied action or motion aim at the targetcreditors are at him again

3 —used as a function word to indicate that with which one is occupied or employed at workat the controlsgood at chess

4 —used as a function word to indicate situation in an active or passive state or condition at libertyat rest

5 —used as a function word to indicate the means, cause, or manner sold at auctionlaughed at my jokeact at your own discretion

6a —used as a function word to indicate the rate, degree, or position in a scale or series the temperature at 90at first

b —used as a function word to indicate age or position in time will retire at 65

noun

\ ˈät

variants: or less commonly att

plural at also att

Definition of at (Entry 2 of 6)

: a monetary subunit of the kip — see kip at Money Table

abbreviation (1)

Definition of at (Entry 3 of 6)

1 airtight

2 atmosphere

3 atomic

symbol

Definition of At (Entry 4 of 6)

astatine

abbreviation (2)

Definition of AT (Entry 5 of 6)

1 air temperature

2 ampere-turn

3 usually A-T ataxia-telangiectasia … joined the fight to find a cure for ataxia-telangiectasia, also known as A-T, a rare but deadly genetic disease that currently afflicts about 600 U.S. children, causing neurological deterioration and usually proving fatal by their 20s.— Thomas Fields-Meyer

4 automatic transmission

5 Appalachian Trail

at-

prefix

Definition of at- (Entry 6 of 6)

— see ad-

Examples of at in a Sentence

Recent Examples on the Web: Noun

Lewis has been a regular at Dooky Chase’s since the height of the civil rights movement in 1960s. — Shauna Stuart | Sstuart@al.com, al.com, "Six Alabama chefs on the culinary legacy of Leah Chase," 11 June 2019 One royal event Ferguson will be front-and-center at is her daughter Eugenie's upcoming wedding. — Stephanie Nolasco, Fox News, "Meghan Markle, Prince Harry reportedly don't invite Sarah Ferguson to royal wedding event," 2 Oct. 2018 One royal event Ferguson will be front-and-center at is her daughter Eugenie's upcoming wedding. — Stephanie Nolasco, Fox News, "Meghan Markle, Prince Harry reportedly don't invite Sarah Ferguson to royal wedding event," 2 Oct. 2018 One royal event Ferguson will be front-and-center at is her daughter Eugenie's upcoming wedding. — Stephanie Nolasco, Fox News, "Meghan Markle, Prince Harry reportedly don't invite Sarah Ferguson to royal wedding event," 2 Oct. 2018 In a Tribune report earlier this week, organizers suggested the group could follow a half-mile path down Clark Street to the U.S. Immigration and Customs Enforcement’s Chicago office at 101 W. Congress Parkway. — Ese Olumhense, chicagotribune.com, "Thousands expected in Loop Saturday to rally against separation of immigrant families," 29 June 2018 That meant, essentially, that anyone could crash Wardle's Taiwanese friend's phone at will, simply by sending her any text message that triggered a notification and included the Taiwanese flag. — Andy Greenberg, WIRED, "Apple's China-Friendly Censorship Caused an iPhone-Crashing Bug," 10 July 2018 Eugenie and Beatrice made a splash at Will and Kate's wedding with their bold hats, but both wore more understated ensembles Saturday morning. — Kate Storey, Good Housekeeping, "Sarah Ferguson Arrives at the Royal Wedding — After Getting Snubbed for William and Kate's," 19 May 2018 Those willing to break the limit and hurtle down the highway at, say, 89 mph without slowing down would shave around 6 minutes off the trip compared with someone driving 75. — Jo Craven Mcginty, WSJ, "Speed-Limit Boosts Show No Signs of Slowing Down," 16 Mar. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'at.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.