[pro.py.lae.um] n, pl -laea [L, fr. Gk propylaion, fr. pro- before + pyle gate--more at pro-] (ca. 1706): a vestibule or entrance of architectural importance before a building or enclosure--often used in pl.
PROPYLAEUM
Meaning of PROPYLAEUM in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012