Meaning: A structure designed to produce lift when moved through air.

Part of speech: noun

Example: The airplane's wings are shaped like an aero foil.

Category: Engineering › Aviation

Synonyms:

• wing
• airfoil

Meaning: Designed to reduce drag from air, improving efficiency.

Part of speech: adjective

Example: The car's aerodynamic shape enhances fuel efficiency.

Category: Engineering › Design

Synonyms:

• streamlined
• sleek

Antonyms:

• boxy
• inefficient

Meaning: a barrier built to hold back water

Part of speech: noun

Example: The dam prevents flooding in the area.

Category: Engineering

Synonyms:

• barrier
• dike

Meaning: the central structure of a ship that runs along the bottom

Part of speech: noun

Example: The keel provides stability to the boat.

Category: Engineering

Meaning: a device that controls the flow of a liquid or gas

Part of speech: noun

Example: The valve regulates the water supply.

Category: Engineering

Synonyms:

• faucet
• tap