Definitions

1. noun

A curved or disk-shaped structure, especially one of the two pieces of cartilage in the knee joint.

“The doctor examined the meniscus to determine the extent of the damage.”

2. noun

A curve or bend, especially in a graph or a surface.

“The meniscus of the parabola was used to model the shape of the satellite dish.”

3. noun

A curved or rounded surface, especially one that forms the upper surface of a liquid in a container.

“The meniscus of the mercury in the thermometer indicated a temperature of 30°C.”