▁the ▁spread ▁of ▁disease ▁or ▁p ests ". ▁The ▁word ▁is ▁also ▁used ▁as ▁a ▁verb . ▁ ▁Qu ar antine ▁is ▁distinct ▁from ▁medical ▁isol ation , ▁in ▁which ▁those ▁confirmed ▁to ▁be ▁inf ected ▁with ▁a ▁communic able ▁disease ▁are ▁isolated ▁from ▁the ▁health y ▁population . ▁▁ ▁Qu ar antine ▁may ▁be ▁used ▁inter change ably ▁with ▁cord on ▁san itaire , ▁and ▁although ▁the ▁terms ▁are ▁related , ▁cord on ▁san itaire ▁refers ▁to ▁the ▁restriction ▁of ▁movement ▁of ▁people ▁into ▁or ▁out ▁of ▁a ▁defined ▁ge ographic ▁area , ▁such ▁as ▁a ▁community , ▁in ▁order ▁to ▁prevent ▁an ▁in fection ▁from ▁spread ing . ▁ ▁History ▁ ▁An cient ▁An ▁early ▁mention ▁of ▁isol ation ▁occurs ▁in ▁the ▁Bib lic al ▁book ▁of ▁Lev it icus , ▁written ▁in ▁the ▁sevent h ▁century ▁BC ▁or ▁perhaps ▁earlier , ▁which ▁describes ▁the ▁procedure ▁for ▁separ ating ▁out ▁inf ected ▁people ▁to ▁prevent ▁spread ▁of ▁disease ▁under ▁the ▁M osa ic ▁Law : ▁ ▁" If ▁the ▁sh iny ▁spot ▁on ▁the ▁skin ▁is ▁white ▁but ▁does ▁not ▁appear ▁to ▁be ▁more ▁than ▁skin ▁deep ▁and ▁the ▁hair ▁in ▁it ▁has ▁not ▁turned ▁white , ▁the ▁priest ▁is ▁to ▁isol ate ▁the ▁affected ▁person ▁for ▁seven ▁days . ▁On ▁the ▁sevent h ▁day ▁the ▁priest ▁is ▁to ▁examine ▁him , ▁and ▁if ▁he ▁sees ▁that ▁the ▁s ore ▁is ▁un changed ▁and ▁has ▁not ▁spread ▁in ▁the ▁skin , ▁he ▁is ▁to ▁isol ate ▁him ▁for ▁another ▁seven ▁days