ploshchadka
/plɒʃˈtʃɑːdkə/ /plɒʃˈtʃadkə/Archaeol. Now rare
noun
A raised area or platform; specifically one formed of burnt clay from the debris of collapsed buildings, found in Neolithic sites in Ukraine.
Origin
Early 20th century. From Russian ploščadka (also transliterated ploshchadka) flat area of ground (usually of limited size and devoted to a particular purpose) from ploščad′ large or open space, flat area + -ka, diminutive suffix.