Knot

Kevlar

An aramid fibre used in high-performance laminate sails and safety gear; it is strong and …

Ketch

A two-masted rig whose shorter mizzen mast stands forward of the rudder post and is shorte…

Keel

The weighted vertical fin beneath the hull that resists leeway and, through its ballast, k…

Kedge off

To refloat a grounded vessel by laying a kedge anchor in deeper water and hauling the boat…

Knockdown

A severe knock in which the boat is blown onto her side far enough that a spreader dips in…

Kedge

A secondary anchor, smaller than the bower, carried for manoeuvring or for kedging the boa…