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Maritime Glossary

Source-cited definitions for shipping, engineering, navigation, and regulatory terminology. Confidence-scored and verified against primary IMO, IHO, and industry sources.

Hatch Coverhatch covers · cargo hatch cover
A hatch cover is the strong, weathertight cover that closes the opening, or hatch, through which cargo is loaded into a ship's hold. It keeps out sea and rain, protects the cargo, and contributes to the strength and watertight integrity of the deck.
ship-structurecargodeckhigh confidence
Hawsermooring hawser · tow line
A hawser is a large, heavy rope or wire used for mooring or towing a ship. The term is applied to the substantial lines that take the main loads of holding a vessel to a berth or buoy, or of towing one ship by another.
mooringtowingseamanshiphigh confidence
Hong Kong ConventionHong Kong International Convention for the Safe and Environmentally Sound Recycling of Ships · Ship Recycling Convention
The Hong Kong Convention is the IMO's international convention for the safe and environmentally sound recycling of ships. It aims to ensure that ships, when scrapped at the end of their lives, are dismantled without endangering workers or the environment.
regulationenvironmentrecyclinghigh confidence