/ tɪəd; NAmE tɪrd/ adjective
1.
arranged in tiers :
tiered seating
2.
-tiered (in compounds) having the number of tiers mentioned :
a two-tiered system
/ tɪəd; NAmE tɪrd/ adjective
1.
arranged in tiers :
tiered seating
2.
-tiered (in compounds) having the number of tiers mentioned :
a two-tiered system
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005