clearance

IPA: kɫˈɪrʌns

The act of clearing or something (such as a space) cleared.
The distance between two moving objects, especially between parts of a machine
The height or width of a tunnel, bridge or other passage, or the distance between a vehicle and the walls or roof of such passage; a gap, headroom.
A permission for a vehicle to proceed, or for a person to travel.
A permission to have access to sensitive or secret documents or other information.
A permission to use something, usually intellectual property, that is legally, but not otherwise, protected.
(retail) A sale of merchandise, especially at significantly reduced prices, usually in order to make room for new merchandise or updated versions of the same merchandise; sometimes as a closeout.
(banking, finance) The settlement of transactions involving securities or means of payment such as checks by means of a clearing house.
(medicine) The removal of harmful substances from the blood; renal clearance.
(sports, billiards, snooker, pool) The act of potting all the remaining balls on a table at one visit.
(soccer) The act of kicking a ball away from the goal one is defending.
(chess) Removal of pieces from a rank, file or diagonal so that a bishop, rook or queen is free to move along it.
Clear or net profit.
(Australian rules football) The first disposal in a chain that leaves the area of a stoppage, or a disposal that leaves the area of a stoppage itself.
(Australian rules football) The act of leaving the area of a stoppage.

Examples of "clearance" in Sentences

I have to come back again for what they call a clearance for eye surgery.
You could rent an enclosed trailer and take it yourself for a whole lot less, once the customs broker gets clearance from the MX consulant.
Chi-X is expected to gain clearance to form a rival exchange possibly as early as the first quarter of 2011, creating a major competitor that is likely to eat at ASX's trading volumes.
In Australia, ASX is on the verge of losing its monopoly status as Chi-X Global Inc. is expected to gain clearance to form its own rival exchange possibly as early as the first quarter of 2011.
Last year Washington state barred athletes younger than 18 with concussion symptoms from returning to their sports without clearance from a licensed health care provider and several other states have followed suit.
The BMC and the charity commissioner's office records (available with DNA) show that the developers have not submitted the title clearance certificate and the commissioner has not given approval for the sale of the land.
In order to qualify for admission to medical school, generally speaking, an individual must be a middle school graduate-somewhat comparable to our high school graduation, have two years of work experience, then obtain clearance from the committee of the commune or factory that sent him to school.