( abbr MST ) ( also Mountain Time )
( in the US ) the time used between late October and early April in the Rocky Mountain States . It is seven hours earlier than Greenwich Mean Time .
( abbr MST ) ( also Mountain Time )
( in the US ) the time used between late October and early April in the Rocky Mountain States . It is seven hours earlier than Greenwich Mean Time .
Oxford guide to British and American culture English vocabulary. Руководство по британской и американской культуре, Оксфордский английский словарь. 2005