‖ metacromion Zool.
(mɛtəˈkrəʊmɪɒn)
[f. meta- + acromion.]
In some mammals, a process of the spine of the scapula behind the acromion. Hence metaˈcromial a.
| 1868 W. K. Parker Shoulder-girdle Vertebr. 204 At its root this large acromion sends backwards a rudimentary ‘metacromion’. Ibid. 207 The metacromial process. |