clearance

• اسم يدل على المسافة أو الفراغ بين شيئين يسمح بالمرور دون تلامس، أو على إذن رسمي بالقيام بعمل ما.

A noun referring to the space between two objects that allows one to pass without touching, or official permission or authorization to proceed with an action.

1. Space between objectsB2formal

   The distance by which one object passes another without touching; the gap or space between them.

   الفراغ بين الأجسام

   • The bridge has a clearance of 15 feet for boats.
   • There is not enough clearance for the truck to pass under the low arch.
   • The mechanic checked the clearance between the piston and the cylinder wall.

   المرادفاتallowancedistancegapintervalleewaymarginplayseparationspace

   الأضدادblockageclosureobstruction

2. Vertical space for passageB2formal

   The amount of vertical space available to allow easy movement or passage underneath something.

   الخلوص العمودي

   • The sign indicated a low clearance of 12 feet ahead.
   • The van was too tall to fit under the bridge with only 10 feet of clearance.
   • The garage door provides a clearance of 7 feet for vehicles.

   المرادفاتheadway

3. Official permissionB1formal

   Authorization or permission to proceed with a particular action, especially in security or aviation contexts.

   تصريح

   • The pilot received clearance for takeoff from the control tower.
   • He was granted security clearance to access the classified documents.
   • We need clearance from the manager before we can start the project.

   المرادفاتapprovalauthorizationconsentgo-aheadgreen lightleavepermissionpermitsanction

   الأضدادbandenialprohibitionrefusal