acromion

[ uh-kroh-mee-uh n ]

/ əˈkroʊ mi ən /

noun, plural a·cro·mi·a [uh-kroh-mee-uh] /əˈkroʊ mi ə/. Anatomy.

the outward end of the spine of the scapula or shoulder blade.

Nearby words

acromial process, acromicria, acromioclavicular, acromiocoracoid, acromiohumeral, acromion, acromioscapular, acromiothoracic, acromiothoracic artery, acromphalus, acromyotonia

Origin of acromion

1605–15; < New Latin < Greek akrṓmion, equivalent to akro- acro- + ṓm(os) shoulder + -ion noun suffix

Related forms

a·cro·mi·al, adjectivesub·a·cro·mi·al, adjectivesu·per·a·cro·mi·al, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for acromion

Clavicles are generally present, and the acromion of the scapula is commonly very long.
The Vertebrate Skeleton|Sidney H. Reynolds
Fracture of the acromion process may result from a blow or fall on the shoulder.
Manual of Surgery Volume Second: Extremities--Head--Neck. Sixth Edition.|Alexander Miles
It has no acromion, which is usually though not always absent in Ungulates.
The Cambridge Natural History, Vol X., Mammalia|Frank Evers Beddard
It has a strong spine, with an acromion and a well-developed metacromion.
The Cambridge Natural History, Vol X., Mammalia|Frank Evers Beddard

The spine and acromion are well developed, and the prescapular and postscapular fossae are nearly equal in size.
The Vertebrate Skeleton|Sidney H. Reynolds

British Dictionary definitions for acromion

acromion

/ (əˈkrəʊmɪən) /

noun plural -mia (-mɪə)

the outermost edge of the spine of the shoulder blade

Word Origin for acromion

C17: New Latin, from Greek akrōmion the point of the shoulder, from acro- + ōmion, diminutive of ōmos shoulder

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for acromion

acromion

[ ə-krō′mē-ŏn′, -ən ]

n.

The outer end of the scapula, extending over the shoulder joint and forming the highest point of the shoulder, to which the collarbone is attached.acromial process

Related forms

a•cro′mi•al adj.