epiphysis
Americannoun
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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 superior end of the diaphysis is connected to the epiphysis.
From Textbooks ● Jan. 1, 2015
The epiphysis of the femur is roughly hexagonal in shape.
From Textbooks ● Jan. 1, 2015
This plate is located between the diaphysis and each epiphysis.
From Textbooks ● Jun. 19, 2013
The epiphyseal plate is then completely replaced by bone, and the diaphysis and epiphysis portions of the bone fuse together to form a single adult bone.
From Textbooks ● Jun. 19, 2013
This injury has to be diagnosed from supra-condylar fracture with backward displacement of the lower fragment and from separation of the lower humeral epiphysis.
From Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. by Miles, Alexander
The epiphyses of bones, such as the neck of the femur, are subject to stress from many directions.
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
The bone continues to grow and elongate as the cartilage cells at the epiphyses divide.
From Textbooks ● Jun. 9, 2022
In the last stage of prenatal bone development, the centers of the epiphyses begin to calcify.
From Textbooks ● Jun. 9, 2022
In the upper limb the more active epiphyses are at the shoulder and wrist, and these also are the last to unite.
From Manual of Surgery Volume First: General Surgery. Sixth Edition. by Thomson, Alexis
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
