Definition: Describing something that does not have a tall vertical structure, typically used in reference to boats or ships that lack a mast.

Example: The old ship lay mastless on the shore, abandoned and forgotten.

Definition: A word used in radio communication to signal that a ship or aircraft is in serious trouble and needs immediate help.

Example: The pilot declared a mayday when the engine failed during the flight.

Definition: The process of transporting sick or injured people by air to a place where they can receive medical care.

Example: The medevac helicopter arrived quickly to take the injured soldier to the hospital.

Definition: To transport a patient to a location where they can receive medical treatment.

Example: The helicopter was called to medevac the injured hiker from the mountain.

Definition: A type of vehicle or service that provides urgent transport for patients to a hospital or medical center, often by air.

Example: The medivac helicopter arrived quickly to transport the injured hiker to the hospital.

Definition: To transport patients using a medical evacuation service, typically by air.

Example: The helicopter was called to medivac the injured hikers from the mountain.

Definition: The process of transporting patients, especially in emergencies, using a medical evacuation service.

Example: The medivacking operation was crucial for getting the injured to the hospital quickly.

Definition: Made of metal or having metal parts, often used to describe surfaces that are covered with metal or have metal fittings.

Example: The metalled road was smooth and easy to drive on.

Definition: To cover a surface with metal or to make something into metal.

Example: The road was metalled to improve its durability and safety.

Definition: Relating to a large city or its surrounding areas, often including suburbs and urban regions.

Example: The metro area of New York City is known for its diverse culture and vibrant life.

Definition: A subway system or underground railway that helps people travel within a city.

Example: I took the metro to work this morning to avoid traffic.

Definition: A small vehicle that is designed to carry passengers, similar to a bus but smaller in size, often used for short trips or group travel.

Example: We took a microbus to the festival because it could fit all of our friends comfortably.

Definition: A very small vehicle designed for personal transportation, typically with limited seating and space.

Example: She drove her microcar to work every day because it was easy to park.

Definition: A space or area in the air, away from the ground.

Example: The bird flew gracefully in midair, performing loops and dives.