I
Inglefield Clip A hook-shaped clip which attaches to an identical
hook-shaped clip
‘Into the Wind’ To point the bow in the direction that the wind is
blowing from, causing the sails to flap
Inversion A capsize where the boat turns upside down, or
‘turtles’
J
Jammer Another word for a cleat
Jib The small sail in front of the mast
Jib Clew-Plate Plastic plate on the clew of the jib with holes to which the
jib sheets are attached
Jib Sheet The rope used to control the jib
Jib Tell-Tails Light threads on the sail which show if the wind is flowing
efficiently
K
Kicker Boom Strop The rope used to tie the kicking cascade onto the
boom
Kicking Cascade The rope system that is attached to the base of the
mast and to the boom, helping to hold the boom
down
Knot A measurement of speed, based on one minute of
latitude
Knot on Knot A knot used to tie an end of rope to a sail or a fitting. See
Appendix 9.5 Three Essential Knots
L
Launching To leave the slipway