glacial

relating to or derived from a glacier

• “glacial deposit”

devoid of warmth and cordiality; expressive of unfriendliness or disdain

• “a frigid greeting”
• “got a frosty reception”
• “a frozen look on their faces”
• “a glacial handshake”
• “icy stare”
• “wintry smile”

extremely cold

• “an arctic climate”
• “a frigid day”
• “gelid waters of the North Atlantic”
• “glacial winds”
• “icy hands”
• “polar weather”