acetabulum

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Definitions from WordNet

Noun acetabulum has 1 sense

acetabulum, cotyloid cavity - the cup-shaped hollow in the hipbone into which the head of the femur fits to form a ball-and-socket joint
--₁ is a kind of socket
--₁ is a part of hipbone, innominate bone

Definitions from the Web

Acetabulum

Definition:

In anatomy, the acetabulum is the socket-like structure of the hip joint where the head of the femur articulates.

In archaeology, the acetabulum refers to a small ceramic or metal vessel with a handle used in ancient times for storing and serving liquids.

Sample Sentences:

1. The acetabulum of the hip joint provides stability and allows for smooth movement.

2. During the excavation, archaeologists discovered an intact acetabulum from the Roman period.

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