D defs.my
Entry 2 senses Webster, 1913

Narthex

· Nar·thex · IPA /ˈnɑɹθɛks/
01 n. A tall umbelliferous plant (Ferula communis). See Giant fennel, under Fennel.
  1. 1.
    A tall umbelliferous plant (Ferula communis). See Giant fennel, under Fennel.(Bot.) See: Fennel
  2. 2.
    The portico in front of ancient churches; sometimes, the atrium or outer court surrounded by ambulatories; -- used, generally, for any vestibule, lobby, or outer porch, leading to the nave of a church.(Arch.)