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clearance

Syllabification: clear·ance
Pronunciation: /ˈklirəns
 
/

Definition of clearance in English:

noun

1The action or process of removing or getting rid of something or of something’s dispersing: cleaning of the machine should include clearance of blockages there will be sunny intervals after clearance of any early mist
More example sentences
  • The other available demining strategies include clearance, destruction of stockpiles and the universalisation of the concept of the convention.
  • Factors that may limit the usefulness of tanks in clearance operations include the following.
  • When all pedestrians are agile and complete their crossing early in the clearance interval, vehicles can continue through the crossing without waiting for the green signal.
1.1 [often with modifier] The removal of buildings, people, or trees from land so as to free it for alternative uses: slum clearance accelerated during the 1960s forest clearances
More example sentences
  • It will become a criminal offence to carry out damaging works such as road building, tree clearance or pond drainage without the consent of English Nature.
  • She aids him in everything from land clearance to castle building.
  • The extensive sale of royal forests and land clearance for agriculture also had their effect on the oaks.
Synonyms
removal, clearing, demolition
informal teardown
1.2(In soccer and other games) a kick or hit that sends the ball out of a defensive zone.
Example sentences
  • However, if luck had to be on their side they would have won by a least another five goals as the crossbar and goal line clearances saved the home side from a hammering.
  • For the next five minutes it was all Stretford and it was down to some goal line clearances and the post to keep the score at 1-1.
  • Around ten minutes into the second half, a testing series of corners was swung in underneath the cross bar requiring four goal line clearances in a frantic few minutes.
2Official authorization for something to proceed or take place: getting diplomatic clearance to fly into or over a country is not always easy
More example sentences
  • If the project gets clearance from the authorities concerned, the matches could be held during December and January depending upon availability of players, the sources said.
  • Don't abandon your shelters until you're given clearance by the local authorities.
  • If you believe your husband is sincere in his permission, then you have a kind of moral clearance to proceed, if you choose to.
2.1 (also security clearance) Official permission for someone to have access to classified information: these people don’t have clearance
More example sentences
  • I managed to get some information with my security clearance before I went on the run.
  • We're going to be here for several hours and then we are going to have to provide security clearance that is acceptable to the FBI, whether we go back to the UK or on to Washington.
  • Only people with classified security clearance were allowed to go inside the room.
2.2Permission for an aircraft to take off or land at an airport: he took off without air traffic clearance
More example sentences
  • If the airport is open and the tower gives the aircraft and the pilot clearance to land, then the pilot makes the decision whether or not he thinks it's safe.
  • He had to get the Air Traffic Control clearance and he had to communicate it.
  • The aircraft received clearance for take-off to Los Angeles at 7.45 am on Tuesday.
2.3The clearing of a person or ship by customs.
Example sentences
  • Neither had obtained prior entry clearance to the United Kingdom as required.
  • The container has since arrived in Valparaiso where they are awaiting customs clearance.
  • A widower, he wanted my help in getting entry clearance for his second wife, from Pakistan.
2.4A certificate showing that clearance of a person or ship has been granted.
Example sentences
  • Obviously, these clearances were granted in order to gain propaganda mileage for the elections.
2.5The process of clearing checks through a clearinghouse.
Example sentences
  • The divergence in the transactions covered under the umbrella of money transfer orders contrasts with the system built around cheques and their clearance through banking channels.
  • For more than 11 days the six banks were excluded from the daily inter-bank clearance of cheques.
  • While I was waiting for the last item to go through cheque clearance I put a paperback book up, just to try the market.
3Clear space allowed for a thing to move past or under another: always give cyclists plenty of clearance
More example sentences
  • The smooth curvature allows plenty of cornering clearance.
  • The wire rings add just enough space to create enough clearance between the boards, while still allowing us to put 16 boards in the lunchbox.
  • Those 14 record entries are the most in history by a woman and included the first ever clearance of 6 feet.
Synonyms
space, room, room to spare, margin, leeway

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