#navy
- Admiral — The highest military rank in the navy, equivalent to a general in the army, or the officer holding this rank and exercising supreme command over a fleet or a major naval unit. The word originates from an ancient Arabic root designating a commander of the seas, reflecting the exceptional administrative, strategic, and tactical authority that this position commands within global military hierarchies.
- Aeronaval — Belonging simultaneously to aviation and the navy, or intended for joint tactical operations executed by air and maritime forces. The term applies to logistical bases, complex tactical exercises, combined radar technologies, or large vessels (such as aircraft carriers) structurally designed to launch and recover aircraft at sea.
- Admiral — The highest military rank in the navy, equivalent to the rank of general in the land army; a naval officer who holds this rank and is authorized to command a fleet or a large naval unit. In an historical sense, the term designated the supreme commander of all maritime forces of a state.
- Admiralty — The supreme governing institution, command, or ministry of the navy in a state; the building or administrative headquarters where this naval authority operates. The term also designates the dignity, office, or body of officers with the rank of admiral considered collectively as a command structure.
- Admiralty — The supreme administrative and operational governing body of the navy in a state; a ministry of marine or a high naval command responsible for maritime defense strategy. Historically, the term refers specifically to the Board of Admiralty of the United Kingdom, a structural organ holding full authority over the Royal Navy.
- Aspirant — A person who aspires, covets, or aims to obtain a position, an office, a title, a dignity, or a higher social or professional status; in a naval military context, it represents the lowest officer rank in the navy, equivalent to a second lieutenant in the army. As an adjective, it describes an element or a person demonstrating a strong desire for advancement.