freeboard

名词 n.
中文释义

英文释义

名词 n.
  1. The vertical distance between the waterline and the uppermost watertight deck of a vessel, or the vertical distance from the waterline up to the top of the gunwale (of an open boat).
  2. A type of skateboard which simulates the movement of a snowboard when used on a downhill coarse, allowing snowboarding techniques, which has an addition of two centerline casters that extend below the traditional skateboard wheels and bogies.
  3. The distance between a water level and the top of something that contains or restrains it (such as a dam).
  4. The distance between the top of sea ice and the water level.

词形变化

freeboards plural freeboards plural

词汇关系

衍生词
freeboard deck
相关词
to the gunnels

词源

From being a skateboard with an additional degree of freedom of movement (yaw) and some additional rocking (roll) movement.
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