Weill-Marchesani syndrome /vīl mär·kə·sä′nē/ [Georges Weill, French ophthalmologist, 1866–1952; Oswald Marchesani, German ophthalmologist, 1900–1952] , a congenital disorder of connective tissue, autosomal dominant or recessive, characterized by brachycephaly, shortened digits, short stature with broad chest and heavy musculature, reduced joint mobility, and a variety of ocular defects. Also called Marchesani’s syndrome.