at

[ at; unstressed uh t, it ]

/ æt; unstressed ət, ɪt /

preposition

(used to indicate a point or place occupied in space); in, on, or near: to stand at the door; at the bottom of the barrel.

(used to indicate a location or position, as in time, on a scale, or in order): at zero; at noon; at age 65; at the end; at the lowest point.

(used to indicate presence or location): at home; at hand.

(used to indicate amount, degree, or rate): at great speed; at high altitudes.

(used to indicate a direction, goal, or objective); toward: Aim at the mark. Look at that.

(used to indicate occupation or involvement): at work; at play.

(used to indicate a state or condition): at ease; at peace.

(used to indicate a cause or source): She was annoyed at his stupidity.

(used to indicate a method or manner): He spoke at length.

(used to indicate relative quality or value): at one's best; at cost.

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Question 1 of 7

anchorite

a granular metamorphic rock.

a person who has retired to a solitary place for a life of religious seclusion.

a hobble or fetter for a horse or other animal.

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Idioms for at

be at (someone), to be sexually aggressive toward (a person): She's pregnant again because he's at her morning, noon, and night.

where it's at, Informal. the place where the most interesting or exciting things happen: Emma says that Rome is definitely where it's at now.

Origin of at

before 900; Middle English; Old English æt; cognate with Old Frisian et, Old Norse, Old Saxon, Gothic at, Old High German az, Latin, Old Welsh, Old Breton ad, Greek a- (< a pre-Hellenic IE substratum language), Oscan, Old Irish, Gaulish, Phrygian ad-

Words nearby at

asynjur, asyntactic, asystematic, asystole, asyut, at, at a discount, at a loss, at a low ebb, at a premium, at a sitting

Definition for at (2 of 9)

at²

[ aht, at ]

/ ɑt, æt /

noun

a money of account of Laos, the 100th part of a kip.

Origin of at

1950–55; < Lao; compare Thai ʔàt formerly, a copper coin worth one eighth of a füang, ultimately < Pali aṭṭha eight

Definition for at (3 of 9)

attotesla.

Definition for at (4 of 9)

ampere-turn.

Definition for at (5 of 9)

Symbol, Chemistry.

astatine.

Definition for at (6 of 9)

achievement test.

antitank.

Definition for at (7 of 9)

at-

variant of ad- before t: attend.

Definition for at (8 of 9)

at.

atmosphere.

atomic.

attorney.

Definition for at (9 of 9)

A.T.

Atlantic time.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for at (1 of 6)

at¹

/ (æt) /

preposition

used to indicate location or positionare they at the table?; staying at a small hotel

towards; in the direction oflooking at television; throwing stones at windows

used to indicate position in timecome at three o'clock

engaged in; in a state of (being)children at play; stand at ease; he is at his most charming today

(in expressions concerned with habitual activity) during the passing of (esp in the phrase at night)he used to work at night

for; in exchange forit's selling at four pounds

used to indicate the object of an emotionangry at the driver; shocked at his behaviour

where it's at slang the real place of action

Word Origin for at

Old English æt; related to Old Norse at to, Latin ad to

British Dictionary definitions for at (2 of 6)

at²

/ (ɑːt, æt) /

noun plural at

a Laotian monetary unit worth one hundredth of a kip

Word Origin for at

from Thai

British Dictionary definitions for at (3 of 6)

at³

the internet domain name for

Austria

British Dictionary definitions for at (4 of 6)

the chemical symbol for

astatine

symbol for

Also: A ampere-turn

British Dictionary definitions for at (5 of 6)

abbreviation for

attainment target

British Dictionary definitions for at (6 of 6)

at.

abbreviation for

Also: atm atmosphere (unit of pressure)

atomic

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

Medical definitions for at (1 of 2)

The symbol for the elementastatine

Medical definitions for at (2 of 2)

at-

pref.

Variant ofad-

Scientific definitions for at (1 of 2)

The symbol for astatine.

Scientific definitions for at (2 of 2)

astatine

[ ăs′tə-tēn′ ]

At

A highly unstable, rare, radioactive element that is the heaviest of the halogen elements. Its most stable isotope has a half-life of 8.3 hours. Atomic number 85; melting point 302°C; boiling point 337°C; valence probably 1, 3, 5, 7. See Periodic Table.

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at

preposition

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Idioms for at

Origin of at

Words nearby at

Definition for at (2 of 9)

noun

Origin of at

Definition for at (3 of 9)

Definition for at (4 of 9)

Definition for at (5 of 9)

Symbol, Chemistry.

Definition for at (6 of 9)

Definition for at (7 of 9)

Definition for at (8 of 9)

Definition for at (9 of 9)

Words related to at

British Dictionary definitions for at (1 of 6)

preposition

Word Origin for at

British Dictionary definitions for at (2 of 6)

noun plural at

Word Origin for at

British Dictionary definitions for at (3 of 6)

the internet domain name for

British Dictionary definitions for at (4 of 6)

the chemical symbol for

symbol for

British Dictionary definitions for at (5 of 6)

abbreviation for

British Dictionary definitions for at (6 of 6)

abbreviation for

Medical definitions for at (1 of 2)

Medical definitions for at (2 of 2)

pref.

Scientific definitions for at (1 of 2)

Scientific definitions for at (2 of 2)

At