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Keel

Meanings and phrases

keel

n.

1. a projection or ridge that suggests a keel
2. the median ridge on the breastbone of birds that fly
3. one of the main longitudinal beams (or plates) of the hull of a vessel; can extend vertically into the water to provide lateral stability

keel

v.

1. walk as if unable to control one's movements; stagger; reel; lurch; swag; careen

bilge keel

n.

1. either of two lengthwise fins attached along the outside of a ship's bilge; reduces rolling

drop keel

n.

1. a retractable fin keel used on sailboats to prevent drifting to leeward; centerboard; centreboard; sliding keel

fin keel

n.

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

E.g.

• The boat has a draft of with the standard fin keel.
• The fixed fin keel version displaces and carries of lead ballast.
• The fin keel is externally bolted with lead ballast encapsulated in GRP.

keel arch

n.

1. a pointed arch having an S-shape on both sides; ogee arch

keel over

v.

1. turn over and fall

sliding keel

n.

1. a retractable fin keel used on sailboats to prevent drifting to leeward; centerboard; centreboard; drop keel

keel was laid

E.g.

• "Thomas Hudner"s keel was laid on 16 November 2015.
• Her keel was laid down by the New York Navy Yard in 1847.
• "Jun'yō"s keel was laid down by Mitsubishi on Slipway No.

fixed fin keel

E.g.

• The fixed fin keel version displaces and carries of lead ballast.
• It has a masthead sloop rig, an internally-mounted spade-type rudder and a fixed fin keel.