"A lazaretto /ˌlæzəˈrɛtoʊ/ or lazaret (from Italian: lazzaretto [laddzaˈretto] a diminutive form of the Italian word for beggar cf. lazzaro) is a quarantine station for maritime ...
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travellers. Lazarets can be ships permanently at anchor, isolated islands, or mainland buildings. In some lazarets, postal items were also disinfected, usually by fumigation. This practice was still being done as late as 1936, albeit in rare cases. A leper colony administered by a Christian religious order was often called a lazar house, after the parable of Lazarus the beggar." - (en.wikipedia.org 20.05.2021)