1. (

• glacial

) relating to or derived from a glacier; "glacial deposit" ;

2. (

• frigid ,
• frosty ,
• frozen ,
• glacial ,
• icy ,
• wintry

) 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" ;

3. (

• arctic ,
• frigid ,
• gelid ,
• glacial ,
• icy ,
• polar

) extremely cold; "an arctic climate"; "a frigid day"; "gelid waters of the North Atlantic"; "glacial winds"; "icy hands"; "polar weather" ;