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epiphysis

noun
epiph·​y·​sis | \ i-ˈpi-fə-səs How to pronounce epiphysis (audio) \
plural epiphyses\ i-​ˈpi-​fə-​ˌsēz How to pronounce epiphyses (audio) \

Definition of epiphysis

1 : a part or process of a bone that ossifies separately and later becomes ankylosed to the main part of the bone especially : an end of a long bone
2 : pineal gland

Examples of epiphysis in a Sentence

Recent Examples on the Web

 Vidyadhar Upasani, a pediatric orthopedist at Rady Children’s Hospital in San Diego, uses 3-D printing to help plan intricate bone procedures to treat, for example, slipped capital femoral epiphysis, the most common hip disorder in adolescents. — Erin Blakemore, Washington Post, "Surgeons are using 3-D-printed organs to figure out the best way to operate," 11 June 2018

First Known Use of epiphysis

1634, in the meaning defined at sense 1

History and Etymology for epiphysis

New Latin, from Greek, growth, from epiphyesthai to grow on, from epi- + phyesthai to grow, middle voice of phyein to bring forth — more at be

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More Definitions for epiphysis

epiphysis

noun
epiph·​y·​sis | \ i-ˈpif-ə-səs How to pronounce epiphysis (audio) \
plural epiphyses\ -​ˌsēz How to pronounce epiphyses (audio) \

Medical Definition of epiphysis

1 : a part or process of a bone that ossifies separately and later becomes ankylosed to the main part of the bone especially : the usually rounded end of the shaft of a long bone that is composed mainly of cancellous bone covered by a thin layer of compact bone — compare diaphysis
2 : pineal gland

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