Oxford Basic American Dictionary

( physics , chemistry ) one of the very small things that everything is made of

Water is made of atoms of hydrogen and oxygen. — Look at molecule .

atom

a • tom • ic / э ' tamik / adjective

( chemistry , physics )

of or about atoms atomic physics

using the great power that is made by breaking atoms an atomic bomb

atomic energy

at • tach Ф AWL / э ' tatf/ verb ( at . tach . es , at tach . ing , at . tached )

to join or fix one thing to another thing I attached the photo to the letter.

Please attach a copy of the document (= send it with the e-mail ) .

at • tached aw / э ' tatf: /

liking someone or something very much We've grown very attached to this house.

at • tach • ment aw / э ' ta^^n /

[ count, noncount ] a strong feeling of love or liking for someone or something

a child's strong attachment to its parents

[ count ] ( computers ) a document that you send to someone using e-mail

at .tack 1© / s'tsek/ noun

[ count, noncount ] a violent act which is done in order to hurt someone or damage something

There was a terrorist attack on the city.

[ count ] ( health ) a time when you are sick an attack of the flu

at .tack 2 © / s'tsek/ verb ( at tacks , at . tack . ing , at tacked )

to start fighting or hurting someone or something The army attacked the city.

The old man was attacked and his money was stolen.

at • tain AWL / э 'tein / verb ( at tains , at . tain . ing , at . tained )

to succeed in getting or achieving something, especially after a lot of effort

He attained his goal of becoming a pilot.

at • tempt / э ' tempt / verb ( at tempts , at tempt ing , at . tempt . ed )

to try to do something that is difficult He attempted to sail around the world.

—SYNONYM try

at • tempt noun [ count ]

She made no attempt to help me. a brave attempt at breaking the world record

at • tend / э tend / verb ( at tends , at . tend . ing , at . tend . ed )

to go to or be present at a place Did you attend the meeting? The children attend a public school.

at • ten • dance / э 'tendэns /

[ noncount ] being present at a place, for example at school

Attendance at these lectures is mandatory.

[ count, noncount ] the number of people who go to an organized event

Movie attendance rose again last year.

at • ten • dant / э 'tendэnt / noun [ count ]

a person whose job is to serve or help people in a public place

a parking lot attendant — Look at flight attendant .

at .ten .tion © /s'tenjn/ noun

[ noncount ]

1 looking or listening carefully and with interest

shouted in order to attract her attention (= make her notice me ) .

Can I have your attention , please? (= please listen to me )

special care or action

to require medical attention

pay attention

to look or listen carefully

Please pay attention to what I'm saying.

at • ten • tive / s ' tentiv / adjective

watching, listening to, or thinking about someone or something carefully an attentive audience

at • tic / ' retik/ noun [ count ]

the room or space under the roof of a house My old clothes are in a box in the attic.

at .ti .tude Ф E / ' rets|tud / t

the way you think or feel about something What's your attitude toward marriage?

at • tor • ney / s 'tsrni / noun [ count ] ( plural at . tor . neys )

a lawyer, especially one who helps people or talks for them in a court of law

—SYNONYM lawyer