ISAF
Nautical Almanac
IRC
IRC
Inverter
Inverter
In-mast reefing
In-mast reefing
In-boom reefing
In-boom reefing
IMS
IMS
IMO
IMO
ICC
ICC
Hybrid
Hybrid
Honeycomb
Honeycomb
Hull speed
Hull speed
HIN
HIN
Headfoil
Headfoil
Header
Header
Head up
Head up
HCC
HCC
GZ curve
GZ curve
Gyrocompass
Gyrocompass
Grounding plate
Grounding plate
GRIB
GRIB