Glossary
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TermDefinition
- General Nautical Terminology IALA
The International Association of Lighthouse Authorities (IALA) is an international organisation that aims to promote safe, efficient, and...
More Details - Flag / Pennant, Signals & Communication Code Flag India (I)
The International Maritime Signal Flag India.
Meaning
I am altering course to port.
- Flag / Pennant, General Nautical Terminology, Signals & Communication ICS
A system of flags, codes, and symbols used by ships to communicate essential messages and ensure safety at sea, regardless of language...
More Details - Did you know?, General Nautical Terminology, Navigation IDL
An imaginary longitudinal line located at approximately 180 degrees longitude serving as the demarcation where the calendar date changes by one...
More Details - General Nautical Terminology, Navigation IHO
An intergovernmental organisation dedicated to ensuring the uniformity and standardisation of hydrographic and nautical charting practices...
More Details - Flag Semaphore, Signals & Communication Letter I (Flag Semaphore)
This shape represents the Letter I (Flag Semaphore) and the Number 9 (Flag Semaphore).
- Morse Code, Signals & Communication Letter I (Morse Code)
International Morse Code sequence representing the letter I.
- Organisation IMO
A specialised agency of the United Nations headquartered in London and responsible for regulating shipping, the IMO has 175 Member States.
The...
More Details - General Nautical Terminology Impeller
An impeller is a rotating component within a pump or compressor that is used to impart motion to a fluid. It typically consists of blades or...
More Details - Courses, RYA Improve your WingsurfingThe RYA Improve Your Wingsurfing course is aimed at wingsurfers who want to refine their skills and gain more control. Participants learn advanced... More Details
- Phonetic Alphabet, Signals & Communication India
Pronounced: IN-dee-ah
The term for the letter I in the NATO Phonetic Alphabet.
- General Nautical Terminology In IronsWhen a sailing vessel has lost its forward momentum while heading into the wind, rendering it unable to steer.
- Courses, RYA Inland Waterways CrewThe RYA Inland Waterways Crew course provides essential training for assisting with operations on canals, rivers, and other inland waterways.... More Details
- Courses, RYA Inland Waterways Helmsman'sThe RYA Inland Waterways Helmsman’s course is designed for those operating boats on canals and rivers. This two-day course covers boat handling,... More Details
- General Nautical Terminology InshoreNear to or towards or in the direction of the shore
- General Nautical Terminology In StaysWhen the bow points directly into the wind with the sails flapping during the process of going about
- Courses, RYA Intermediate WindsurfingThe RYA Intermediate Windsurfing course bridges the gap between beginner and advanced skills. Participants learn techniques for improving speed,... More Details
- Courses, RYA Intermediate Windsurfing (Planing)The RYA Intermediate Windsurfing (Planing) course introduces participants to planing techniques, enabling them to harness the power of stronger... More Details
- General Nautical Terminology International Association of Lighthouse Authorities (IALA)
The International Association of Lighthouse Authorities (IALA) is an international organisation that aims to promote safe, efficient, and...
More Details - Flag / Pennant, General Nautical Terminology, Signals & Communication International Code of Signals (ICS)
A system of flags, codes, and symbols used by ships to communicate essential messages and ensure safety at sea, regardless of language...
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