| 1. |
(noun) permission to proceed; "the plane was given clearance to land" |
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Related Words: license, permission, permit |
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| 2. |
(noun) the distance by which one thing clears another; the space between them |
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Related Words: interval, separation |
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| 3. |
(noun) vertical space available to allow easy passage under something |
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Synonyms: headroom, headway |
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Related Words: elbow room, room, way |
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