centerboard

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cen·ter·board

(sĕn′tər-bôrd′)

A movable keel in a sailboat that can be pivoted upward to reduce the boat's draft in shallow water.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

cen•ter•board

(ˈsɛn tərˌbɔrd, -ˌboʊrd)

n.

a pivoted fin keel on a sailboat that can be retracted.

[1840–50, Amer.]

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Noun

centerboard - a retractable fin keel used on sailboats to prevent drifting to leeward

centreboard, drop keel, sliding keel

daggerboard - a removable centerboard on a small sailboat that can be lowered into the water to serve as a keel

fin keel - a metal plate projecting from the keel of a shallow vessel to give it greater lateral stability

sailboat, sailing boat - a small sailing vessel; usually with a single mast

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My first didn't have a centerboard. I bought it for two dollars an' learned a lot, though it never stopped leaking.

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Tinian and The Bomb: Project Alberta and Operation Centerboard. By Don A.

Tinian and The Bomb: Project Alberta and Operation Centerboard

The centerboard of this administration's foreign policy team will remain Secretary of Defense Jim Mattis, still steady in balancing military policy.

State Dept. shift flags more hawkish policy

Sailing canal boats featured the same box-shaped hulls as ordinary canal boats, but they were also equipped with masts, sails, and a centerboard keel so they could sail on open water.

Revisiting New York's Historic Canals on the Sailing Schooner Lois McClure

Put the flippers or propeller unit down and in place--that's a centerboard. The rudder is already there for steering.

It's breeze: a little bit of wind is a good thing

on August 9, 1945; operation Centerboard II, the mission to drop the second atomic bomb on a Japanese city, had begun.

Nagasaki: Last Bomb

"I left the centerboard slot and wooden centerboard, which has proven useful for shoving into the mud to balance the boat," he said.

A sailboat's second life: an old sloop gets another chance on Alaska's divers

When coupled in this way the assembly may be likened to a sailboat that has a sail and a centerboard, but no hull; except that the sail is no longer a sail but an airfoil, and the centerboard no longer a centerboard but a hydrofoil."

Flying boat

We have another separate business known as Quantum One Design which provides sails for one-design keel and centerboard boats internationally, with all designs and materials updated annually to a new series and model number from regattas sailed around the world with in-house designers competing at the events.

Cut & thrust: Anthony Twibill visits some of our leading sail lofts to measure up the latest cuts and composites from some of the top names in sailmaking, asking are these revolutionary developments in sail materials and nautical aerofoil design going to make it to the amateur and recreational sailing market and at what cost?

Fore, Miller & Schwartz is advising the purchasers, while Centerboard Securities LLC and Stites & Harbison PLLC are consulting the special committee.

NTS Realty agrees to be taken over by founder, CEO

Records and photographs reveal that more expensive purpose-built sailing dinghies were produced, complete with mast, rigging spars, jib boom, samson post, pin rail, centerboard and rudder, but it is not yet known in what proportion.

Company boats, sailing dinghies and passenger fish: fathoming Torres Strait islander participation in the maritime economy

On one pre-excursion photo-op -- to show off the pedal-powered boat that will hopefully bring credibility and raise money -- Lewis and his partner, Steve Smith, forget the boat's centerboard, causing a collision with a concrete retaining wall and a humiliating newspaper headline.