Acetabulate – Definition & Meaning

Acetabulate is a term that is not commonly used in everyday language. However, it is a word that can be found in various fields, including biology, zoology, and paleontology. In this article, we will explore the definition and meaning of acetabulate, its origin, associations, synonyms, and antonyms.


Acetabulate is an adjective that describes organisms that have a cup-shaped socket or cavity, such as the hip joint in humans. In zoology, it refers to arthropods that have a socket in their exoskeleton for the attachment of their legs.


The word acetabulate comes from the Latin word acetabulum, which means “a small cup or saucer.” The suffix -ate means “having the characteristics of,” which is why acetabulate means “having the characteristics of a small cup or saucer.”

Meaning in different dictionaries

According to the Merriam-Webster Dictionary, acetabulate means “having an acetabulum.” The Oxford English Dictionary defines it as “having a socket or cup-shaped cavity.”


Acetabulate is a term that is commonly used in biology and zoology. It is associated with organisms that have a cup-shaped socket or cavity, such as the hip joint in humans and the attachment of legs in arthropods.


Some synonyms of acetabulate include cup-shaped, saucer-shaped, socketed, and concave.


The antonyms of acetabulate include convex, flat, and non-cup-shaped.

The same root words

The same root words as acetabulate include acetabulum, which refers to the cup-shaped socket in the hip bone, and acetate, which is a compound that contains an acetate ion.

Example Sentences

  • The acetabulate structure of the hip joint allows for smooth movement.
  • The arthropod’s acetabulate exoskeleton provides a strong attachment point for its legs.
  • The acetabulate shape of the fossilized bone indicated that it belonged to a species with a similar hip joint to modern humans.
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