1 (of a business) to close permanently: High levels of taxation have caused many firms to close down.
az: bağlanmaq; fəliyyətini dayandırmaq
ru: закрываться
2 (of a TV or radio station etc) to stop broadcasting for the day (noun ˈclosedown).
az: yayımı dayandırmaq
ru: заканчивать (вещание)