The projection of the scapula (the shoulder blade) that forms the point of the shoulder. The acromion is part of the scapula. It protrudes laterally (away from the midline) and is triangular in shape. The top of the shoulder is acromial. The word "acromion" comes from the Greek "akron", peak + "omos", shoulder = the peak of the shoulder.
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The lateral end of the spine of the scapula which projects as a broad flattened process overhanging the glenoid fossa; it articulates with the clavicle and gives attachment to part of the deltoid and trapezius muscles. Its lateral border is a palpable landmark (“the point of the shoulder”). SYN: acromial process. [G. akromion, fr. akron, tip, + omos, shoulder]

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acro·mi·on ə-'krō-mē-.än, -ən n the outer end of the spine of the scapula that protects the glenoid cavity, forms the outer angle of the shoulder, and articulates with the clavicle called also acromial process, acromion process

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an oblong process at the top of the spine of the scapula, part of which articulates with the clavicle (collar bone) to form the acromioclavicular joint.
acromial adj.

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acro·mi·on (ə-kroґme-ən) [acro- + Gr. ōmos shoulder] [TA] the lateral extension of the spine of the scapula, projecting over the shoulder joint and forming the highest point of the shoulder; called also acromial process and acromion scapulae. acromial adj

Posterior (dorsal) surface of the scapula, showing the acromion.

Medical dictionary. 2011.

Look at other dictionaries:

  • acromion — [ akrɔmjɔ̃ ] n. m. • 1532; gr. akrômion « pointe de l épaule » ♦ Anat. Forte apophyse prolongeant l épine de l omoplate. ● acromion nom masculin (grec akrômion, pointe de l épaule) Saillie osseuse de l omoplate de forme triangulaire par laquelle… …   Encyclopédie Universelle

  • acromion — ACROMIÓN, acromioane, s.n. Apofiză a omoplatului care se articulează cu clavicula. [pr.: mi on] – Din fr. acromion. Trimis de ana zecheru, 13.09.2007. Sursa: DEX 98  acromión s. n. (sil. cro mi on), pl. acromioáne Trimis de siveco, 10.08.2004.… …   Dicționar Român

  • acromion — m. anat. Apófisis del omóplato de forma triangular que se articula con un extremo de la clavícula. Medical Dictionary. 2011. acromion …   Diccionario médico

  • Acromion — A*cro mi*on, n. [Gr. ?; a kros extreme + ? shoulder: cf. F. acromion.] (Anat.) The outer extremity of the shoulder blade. [1913 Webster] …   The Collaborative International Dictionary of English

  • Acromĭon — (lat. griech.), Schulterhöhe, s. Schultergürtel …   Meyers Großes Konversations-Lexikon

  • ACROMION — ACROMION, см. Лопатка …   Большая медицинская энциклопедия

  • acromion — (Del gr. ἀκρώμιον). m. Anat. Apófisis del omóplato, con la que se articula la extremidad externa de la clavícula …   Diccionario de la lengua española

  • acromion — [ə krō′mē ən] n. [Gr akrōmion < akrōmia, point of the shoulder < akros (see ACRO ) + ōmos, the shoulder] the outer upper point of the shoulder blade, or scapula …   English World dictionary

  • Acromion — Bone: Acromion Plan of ossification of the scapula. Posterior side. From seven centers. (Acromion visible at upper left, in blue.) …   Wikipedia

  • Acromion — Das Schulterblatt (lat. die Scapula) bildet beim Menschen den hinteren, bei Tieren den oberen Teil des knöchernen Schultergürtels. Es handelt sich beim Menschen und den übrigen Säugetieren um einen platten, dreieckigen Knochen. Bei Vögeln ist er… …   Deutsch Wikipedia

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