Definition: Having qualities or characteristics similar to air, such as being light, ethereal, or gaseous.

Example: The airlike substance floated effortlessly in the room.

Definition: A special room that is completely sealed and used to move between two areas without letting air or water escape. It is often found in spaceships or submarines.

Example: The astronauts used the airlock to safely exit the spacecraft.

Definition: Something that is designed to prevent air from entering or escaping, making it completely sealed.

Example: The container is airproof, ensuring that no air can enter or escape.

Definition: Describes something that has been sealed or constructed in a way that prevents air from entering or escaping.

Example: The airproofed container kept the food fresh for weeks.

Definition: A region of air that is affected by a specific source of pollution or emissions, often used in environmental studies to understand air quality and its impact.

Example: The city implemented new regulations to improve the air quality in the airshed.

Definition: A specific area of the atmosphere that is controlled for the purpose of air traffic management, often above a certain land area or near an airport.

Example: The airplane entered the airspace of the country after crossing the border.

Definition: The rate at which an aircraft moves through the air around it.

Example: The pilot checked the airspeed before taking off to ensure a safe flight.

Definition: A flow of air that moves in a specific direction, often around an object or through a space.

Example: The airstream created by the moving vehicle helped to cool the engine.

Definition: Something that does not allow air to pass through it, or is very strong and has no weaknesses or flaws.

Example: The container is designed to be airtight, ensuring that no air can enter or escape.

Definition: The state or quality of being completely sealed so that no air can enter or escape.

Example: The airtightness of the container ensures that the food stays fresh for a longer time.