FOURPLEX
Meaning of FOURPLEX in English
/fawr"pleks, fohr"-/ , n. Archit.
quadplex.
[ 1970-75; FOUR + -plex, abstracted from DUPLEX (APARTMENT), in place of QUADRUPLEX ]
Random House Webster's Unabridged English dictionary.
Полный английский словарь Вебстер - Random House .
2012