Access Holes - Holes cut in ship's structure to permit entering or leaving various compartments.
Category: - Maritime

Accident - An unexpected happening causing loss or injury; refers primarily to vessel damage in the context of maritime risk analysis
Category: - Risk

Accommodation Ladder - A portable set of steps on a ship's side for the accommodation of people boarding from small boats or from a pier.
Category: - Maritime

Accuracy - The validity of data measured with respect to an independent source of higher reliability and precision.
Category: - GIS

Adjacency - The topological property of sharing a common boundary or being in immediate proximity.
Category: - GIS

Advisory - A weather advisory is issued when forecast conditions are The horizontal movement of air relative to the earth's expected to cause general inconvenience or concern, and surface.
Category: - Weather

Aeromedical Evacuation - A Canadian Forces (CF) term meaning the medical evacuation by CF aircraft of service personnel from one facility to another. évacuation aéromédicale
Category: - SAR

Aeronautical Incident - A search and rescue incident involving an aircraft. "incident aéronautique"
Category: - SAR

Aft - Near, toward, or in the stern (rear) of the ship
Category: - Maritime

After - Nearer stern.
Category: - Maritime