epiphysis
Americannoun
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epiphyses
plural
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a part or process of a bone separated from the main body of the bone by a layer of cartilage and subsequently uniting with the bone through further ossification.
noun
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the end of a long bone, initially separated from the shaft (diaphysis) by a section of cartilage that eventually ossifies so that the two portions fuse together
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Also called: epiphysis cerebri. the technical name for pineal gland
Other Word Forms
Derived Forms
Inflected Forms
Nouns
Etymology
Origin of epiphysis
1625–35; < New Latin < Greek epíphysis a growth upon, equivalent to epi- epi- + phýsis growth ( phȳ́ ( ein ) to make grow, bring forth, produce + -sis -sis )
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
See Examples For:
The epiphyseal plate fades, leaving a structure called the epiphyseal line or epiphyseal remnant, and the epiphysis and diaphysis fuse.
From Textbooks ● Jun. 9, 2022
The diaphysis contains compact bone surrounding a medullary cavity containing bone marrow On either end is an epiphysis containing cancellous or spongy bone.
From Textbooks ● Jan. 1, 2015
These chondrocytes do not participate in bone growth but secure the epiphyseal plate to the osseous tissue of the epiphysis.
From Textbooks ● Jun. 19, 2013
A long bone has two parts: the diaphysis and the epiphysis.
From Textbooks ● Jun. 19, 2013
Injuries in the region of the upper epiphysis resulting in loss of movement, may, in the absence of a reliable history, be mistaken for tuberculous disease.
From Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. by Alexander Miles
In the last stage of prenatal bone development, the centers of the epiphyses begin to calcify.
From Textbooks ● Jun. 9, 2022
The bone continues to grow and elongate as the cartilage cells at the epiphyses divide.
From Textbooks ● Jun. 9, 2022
Secondary ossification centers form in the epiphyses as blood vessels and osteoblasts enter these areas and convert hyaline cartilage into spongy bone.
From Textbooks ● Jun. 9, 2022
This begins as a primary ossification center in the diaphysis, followed by the later appearance of one or more secondary ossifications centers in the regions of the epiphyses.
From Textbooks ● Jun. 19, 2013
They do not occur after twenty-five, because by that time all the epiphyses have united.
From Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. by Alexander Miles
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