A key is a piece of metal that fits inside a lock and turns to mở cửa it. You might have a key ring with a house key, a oto key, và maybe several more keys.

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A key is typically cut from metal, although many hotels use plastic keys for their guest rooms. If you are told that your attendance is key, you know you have khổng lồ go. Another meaning of key is a button or lever you press with your fingers, like a piano key or a typewriter key. A key is also an explanation, like the answer key for a test or the key khổng lồ success. Và when you sing in key, you have the correct pitch.


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Common core Grades 9–10, các mục 4

Vocabulary is key lớn performing well on Common Core-aligned tests for English Language Arts as well as for building literacy in social studies, science, và technical subjects. This collection features common tier-2 words that are taught and tested in Grades 9 & 10. These words are used in a variety of contexts, exhibit different shades of meaning based on those contexts, và appear commonly in classroom instruction & on standardized assessments.Here are link to our lists for the collection: các mục 1, list 2, danh mục 3, list 4, list 5, các mục 6, danh sách 7, list 8


Common bộ vi xử lý core Grades 7–8, danh sách 5

Vocabulary is key khổng lồ performing well on Common Core-aligned tests for English Language Arts as well as for building literacy in social studies, science, & technical subjects. This collection features common tier-2 words that are taught and tested in Grades 7 và 8. These words are used in a variety of contexts, exhibit different shades of meaning based on those contexts, và appear commonly in classroom instruction và on standardized assessments.Here are link to our lists in the collection: các mục 1, danh sách 2, menu 3, list 4, menu 5, các mục 6, danh mục 7, các mục 8


Common core Grade 6, menu 4

Vocabulary is key to lớn performing well on Common Core-aligned tests for English Language Arts as well as for building literacy in social studies, science, & technical subjects. This collection features common tier-2 words that are taught and tested in Grade 6. These words are used in a variety of contexts, exhibit different shades of meaning based on those contexts, và appear commonly in classroom instruction và on standardized assessments.Here are link to our lists for the collection: danh mục 1, danh sách 2, menu 3, danh mục 4, các mục 5, menu 6, list 7, danh mục 8


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From Longman Dictionary of Contemporary English
Related topics: Daily life, Music, Technology, Geography, Computerskeykey1 /kiː/ ●●● S1 W2 noun    1
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lock
D a small specially shaped piece of metal that you put into a lock và turn in order to lock or unlock a door, start a oto etchouse/car keys  I lost my house keys.  A bunch of keys hung from his belt.key lớn  I can lend you a spare key khổng lồ the store until you get one cut (=made). ► Don’t say ‘the key of’ something. Say the key to something. → master key2 → the key 3 computer
APMT the buttons that you press on a computer keyboard to operate the computer  Press the ‘Escape’ key to lớn exit.hot key/shortcut key (=a special key on a computer, that does specific things)4 music a) the wooden or metal parts that you press on a piano và some wind instruments in order to play them  piano keys b) a scale of notes that begins with one particular note, or the unique of sound this scale has  a tune in the key of A minor 5 map/drawing
EXPLAIN a menu of the signs, colours etc used on a map or technical drawing etc that explains what they mean6 test
TCANSWER/REPLY the printed answers lớn a demo or phối of questions in a book7 island SG a small flat island, especially one that is part of a group near the coast  the Florida Keys COLLOCATIONSADJECTIVES/NOUN + key a spare key (=an extra key)Never hide your spare key under the doormat.door key
I’ll get a new door key cut for you.car keys
She left her oto keys on the hall table.house keys
I’ve lost my house keys.the front/back door key
She felt in her pocket for the front door key.the ignition key (=the key that starts a car or engine)Sam turned the ignition key and drove slowly away.phrasesa bunch/set of keys (=a group of keys kept together)He took out a huge bunch of keys & unlocked the door.the key lớn a door/house/cupboard (=the key that opens a door/house/cupboard)Has anyone seen the key to the garage door?verbsput a key in a lock/the door
I put the key in the lock, but it wouldn’t turn.insert a key formal (=put it in a lock)She inserted the key into the lock.turn a key
He climbed into his car và turned the key.cut a key (=make one)Could you get a key cut for me?jangle your keys (=move them so they make a ringing sound)He walked off down the corridor, jangling his keys.a key unlocks/opens something
The largest key unlocks the front door.a key turns
We heard the key turn in the lock. Examples from the Corpuskey• Secondly, the computer keyboard has many additional keys which are used to alter the function of the alpha-numeric keys.• Type in your sạc code, then press the ENTER key.• Then she saw a little glass table with three legs, và on the vị trí cao nhất of it was a very small gold key.• a minor key• My plastic key wouldn"t mở cửa my khách sạn room.• Any set of tìm kiếm keys for a document can be described as a document profile.• These socialist writings showed me the key lớn my environment.spare key• It had temporarily slipped my mind, but some one did have a spare key some while ago.• Leave a spare key with a trustworthy neighbour.• So this was his spare key, the one he kept at the Vicarage.• Remember that I had always intended to lớn leave spare key with the Twills next door but never got round to it.• vì you leave spare keys in hiding places outside the house?• Eventually, the spare key was found và they were released from the clutches of the car.• Soon she took my visits for granted & I was given the spare key to let myself in the door. Keykey2 ●●○ S3 W2 adjective    IMPORTANTvery important or necessary  China’s support is key lớn the success of the coalition.key factor/points/questions etc  The president makes all the key decisions on foreign policy.key role/player/figure etc (=one with a lot of influence on a result)  The show has been hit by the departure of key personnel.► see thesaurus at important, main → low-key
COLLOCATIONSnounsa key factor (=a very important factor)A key factor in starting any business is its location.a key element/feature/component (=a very important part)Advertising is a key element in the success of a product.a key role
Sanders played a key role in the team’s winning season.a key area
What are the key areas of economic policy?a key issue/question/point
The environment became a key issue during the election.a key figure (=a key person)She was a key figure in the election campaign.a key player
He won’t leave key players out of the team.a key witness (=someone who can give important information about a crime)She will be a key witness in the murder trial.a key decision
Women made most of the key decisions about how money was spent in the household.a key word (=an important or useful word)Once you know the key words, you can make your own sentence. Examples from the Corpuskey• From the early 1960s the tiệc ngọt had seen the issue of civil liberties as a key area of agitation.• Transport & communications are key areas of the economy.• the area"s key businesses• A key card numbering the various positions was mounted on the vị trí cao nhất of the tachistoscope.• Communication is key for the newspaper team.• A law on salaries which was passed on Dec. 26,1989, was deemed to lớn be of key importance.• Education is likely lớn be a key issue in the forthcoming election.• We don"t have much time, so let"s concentrate on the key issues.• He would dispose of it & a key thành tích of evidence would be gone for good.• What are the key leadership skills?• The system comprises three key modules, which are centred on the Network Control System Console.• The key person in this project will be the design manager.• He held a key position in the Bush administration.• Many of the key terms and debates that take place throughout the book are introduced.• Laws are key to maintaining an orderly society. Key role/player/figure etc• Winter had wanted khổng lồ introduce a budgetary control system based on monthly management accounts with the emphasis on key figures.• Thus, hàng hóa prices play a key role in determining the expenditure patterns of consumers.• Those visiting the current exhibit will learn that black churches & their leaders played key roles in local history.• The project high-lighted the key role of the expert advisors which are used by farm managers in undertaking their roles.• Mr Strine also gives readers excuses for his losses, such as injuries to key players or even the weather.• We don"t have one key player that makes big plays every week. keykey3 ●●○ verb    1 American English informal if you key a win for your team, you help it win a game because you play very well  Abdul keyed the game with three touchdowns. 2 British English
TIC to prepare a surface so that a covering such as paint will stick khổng lồ it → key something ↔ in → key something khổng lồ something→ See Verb table
Examples from the Corpuskey• Rollins keyed a 98-89 victory for the Hawks.• But it is also possible that they were keying into an actual human possibility.• Breaking it, if it can be found, produces the effect of keying out the engram.From Longman Business Dictionarykeykey1 /kiː/ noun COMPUTING1a part of a computer with a letter, number etc on it that you press with your fingers lớn make it work
Press any key khổng lồ continue. → alt key → arrow key → control key → escape key → hot key → scroll key → shift key2a/the key to something the part of a plan, arrangement etc that is the most important and which everything else depends on
The key to lớn customer satisfaction is quick access lớn those best placed to lớn resolve issues quickly.If managers are không tính phí to concentrate on the vi xử lý core business, this could be a key khổng lồ economicsuccess in the difficult times ahead.keykey2 adjective1very important or necessarythe impact of foreign investment onkey industries
The key elements of Japanese management methods can be applied to lớn Western organisations.A key factor in these companies’ success is knowing their customers’ preferences.key to
Technical alliances between companies are key to putting pressure on other cable competitors.2COMMERCE key actor/player/mover a person or company that is very important & influential
The key players involved in the change must be identified và their commitment to lớn the change obtained.Employers are key actors within industrial relations.keykey3 verb FINANCE be keyed to lớn something if the level, price, value etc of something is keyed to lớn something else, it is related to lớn it và rises and falls with it
In many cases, brokers’ commissions are keyed to share prices.The agreement requires banks to hold a certain amount of capital, keyed lớn the riskiness of loans. → key something → in→ See Verb table
Origin key2 Old English cæg