ˈ ̷ ̷ ̷ ̷ˌthem noun
( -s )
Etymology: cycl- + Greek thema something laid down — more at theme
: a stratigraphic unit consisting of a series of beds deposited during a single sedimentary cycle
ˈ ̷ ̷ ̷ ̷ˌthem noun
( -s )
Etymology: cycl- + Greek thema something laid down — more at theme
: a stratigraphic unit consisting of a series of beds deposited during a single sedimentary cycle
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012