osteochondrodysplasia

noun
os·​teo·​chon·​dro·​dys·​pla·​sia | \ -ˌkän-drō-ˌdis-ˈplā-zh(ē-)ə How to pronounce osteochondrodysplasia (audio) \

Medical Definition of osteochondrodysplasia

: abnormal growth or development of cartilage and bone