1) Congenital disorder of ear 
Macrotia refers to an ear which is larger than would be expected. The normal auricular axis length is 58–62 mm among females and 62–66 mm among males. In some cases, surgery (otoplasty) is performed to reduce the size. ...
Congenital excessive enlargement of the auricle, particularly the pinna. ... Origin: macro-+ G. Ous, ear ... (05 Mar 2000) ... 
(mak-ro´shә) abnormal enlargement of the pinna of the ear.
Type: Term Pronunciation: mak-rō′shē-ă Definitions: 1. Congenital excessive enlargement of the auricle.
macrotia An abnormal enlargement of the pinna of the ear. The pinna is the part of the ear that projects like a little wing from the head. In Latin, pinna means 'wing'. Pinna abnormalities and low-set ears refer to abnormalities in the shape or position of the outer ear (pinna or auricle).