a disease of the skeletal system, chiefly of children, resulting from vitamin D deficiency and characterized by a softening and, often, bending of the bones
Origin of ricketsaltered from uncertain or unknown; perhaps Classical Greek rhachitis, rachitis
nounused with a sing. or pl. verb
A bone disease of children marked by bone demineralization and defective bone growth, caused usually by a deficiency of or an impaired metabolism of vitamin D. Also called rachitis .
Origin of ricketsOrigin unknown