Kalmar "Articulatio Trochoidea" tana nufin haɗin haɗin gwiwa, wanda kuma aka sani da haɗin gwiwa trochoid, wanda shine nau'in haɗin gwiwa wanda kashi na silinda ke juyawa a cikin kashi ko ligament mai siffar zobe. Irin wannan haɗin gwiwa yana ba da damar motsin juyawa a kusa da axis guda ɗaya, kamar jujjuyawar kai a wuya.