Epiphysis
The growth area near the end of a bone.
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A part of a long bone developed from a center of ossification distinct from that of the shaft and separated at first from the latter by a layer of cartilage. [G. an excrescence, fr. epi, upon, + physis, growth]
- atavistic e. a bone that is independent phylogenetically but is now fused with another bone, e.g., the coracoid process of the scapula.
- e. cerebri SYN: pineal body.
- pressure e. a secondary center of ossification in the articular end of a long bone.
- stippled e. SYN: chondrodysplasia punctata.
- traction e. a secondary center of ossification at the site of attachment of a tendon.

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epiph·y·sis i-'pif-ə-səs n, pl -y·ses -.sēz
1) a part or process of a bone that ossifies separately and later becomes ankylosed to the main part of the bone esp an end of a long bone compare DIAPHYSIS
2) PINEAL GLAND

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n.
1. the end of a long bone, which is initially separated by cartilage from the shaft (diaphysis) of the bone and develops separately. It eventually fuses with the diaphysis to form a complete bone. See also Salter and Harris classification.
epiphyseal adj.

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epiph·y·sis (ə-pifґə-sis) pl. epiґphyses [Gr. “an ongrowth; excrescence”] [TA] the expanded articular end of a long bone, developed from a secondary ossification center, which during the period of growth is either entirely cartilaginous or is separated from the shaft by the epiphyseal cartilage. epiphyseal adj

Medical dictionary. 2011.

Look at other dictionaries:

  • epiphysis — [ser′ə brī΄ē pif′ə sis] n. pl. epiphyses [ē pif′əsēz΄] [ModL < Gr epiphysis, a growth upon, excrescence < epiphyein, to grow upon < epi , upon + phyein, to grow: see BONDAGE] 1. the end part of a long bone which is at first separated… …   English World dictionary

  • Epiphysis — E*piph y*sis, n.; pl. {Epiphyses}. [NL., fr. Gr. epi fysis, fr. epify ein to grow upon; epi upon + fy ein to grow.] (Anat.) (a) The end, or other superficial part, of a bone, which ossifies separately from the central portion, or {diaphysis}. (b) …   The Collaborative International Dictionary of English

  • Epiphysis — vgl. Epiphyse …   Das Wörterbuch medizinischer Fachausdrücke

  • Epiphysis — Infobox Anatomy Name = Epiphysis Latin = GraySubject = 17 GrayPage = 79 Caption = Caption2 = System = Precursor = MeshName = Epiphyses MeshNumber = A02.835.232.251 DorlandsPre = e 12 DorlandsSuf = 12338275 Epiphysis is the name for a rounded end… …   Wikipedia

  • epiphysis — epiphyseal /ep euh fiz ee euhl, i pif euh see euhl, zee /, epiphysial, adj. /i pif euh sis/, n., pl. epiphyses / seez /. Anat. 1. a part or process of a bone separated from the main body of the bone by a layer of cartilage and subsequently… …   Universalium

  • epiphysis — Pineal Pi ne*al, a. [L. pinea the cone of a pine, from pineus of the pine, from pinus a pine: cf. F. pin[ e]ale.] Of or pertaining to a pine cone; resembling a pine cone. [1913 Webster] {Pineal gland} (Anat.), a glandlike body in the roof of the… …   The Collaborative International Dictionary of English

  • Epiphysis — Ort der Zirbeldrüse (pineal gland) im Gehirn. Die Zirbeldrüse oder selten die Zirbel (deutsche Bezeichnung wohl nach der Zirbelkiefer und der Form ihrer Zapfen; synonyme Fachausdrücke siehe weiter unten) ist ein kleines Organ im Epithalamus… …   Deutsch Wikipedia

  • epiphysis — e•piph•y•sis [[t]ɪˈpɪf ə sɪs[/t]] n. pl. ses [[t] ˌsiz[/t]] 1) anat. either of the ends of a long bone separated from the shaft by cartilage but later ossifying with it 2) anat. pineal gland • Etymology: 1625–35; < NL < Gk epíphysis a… …   From formal English to slang

  • epiphysis —   n. (pl. ses ) separately ossified portion of bone, joining to main portion later.    ♦ epiphysis cerebri, pineal body.    ♦ epiphysary,    ♦ epiphyseal, a …   Dictionary of difficult words

  • Epiphysis — ilgojo kaulo galas statusas T sritis gyvūnų anatomija, gyvūnų morfologija atitikmenys: lot. Epiphysis ryšiai: platesnis terminas – kaulų mokslas siauresnis terminas – epifizinė kremzlė siauresnis terminas – sąnarinė kremzlė sinonimas – epifizė …   Veterinarinės anatomijos, histologijos ir embriologijos terminai

  • Epiphysis — ilgojo kaulo galas statusas T sritis histologija, ląstelių chemija, histologinė chemija, audinių kultūra atitikmenys: lot. Epiphysis ryšiai: platesnis terminas – kaulas sinonimas – epifizė …   Veterinarinės anatomijos, histologijos ir embriologijos terminai

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