Ma'anar ƙamus na "postural" yana da alaƙa ko kuma ya shafi matsayi, wanda ke nufin matsayin jiki a sararin samaniya da yadda yake riƙe shi, musamman game da daidaitawar sassan jiki daban-daban. Ana iya amfani da postural don bayyana duk wani abu da ke da alaƙa ko kuma ya shafi matsayi, kamar tsokoki na baya, halaye na baya, daidaitawa, da canje-canje na baya. Hakanan yana iya komawa ga hanyar da kwayoyin halitta, musamman dan Adam, ke sanya jikinsu yayin yin wani aiki ko aiki.