1. Extremely cold
   "gelid waters of the North Atlantic"
   - arctic, frigid, glacial, icy, polar

See also: cold, gelidity

• thunderclap
• thundercloud
• thunderer
• thunderhead
• thundering
• thunderous
• thunderously
• thundershower
• thunderstorm
• thunderstruck
• thundery
• thunk
• Thunnus
• Thunnus alalunga
• Thunnus albacares
• Thunnus thynnus
• Thur.
• Thurber
• thurible
• thurifer
• thurify
• Thuringia
• Thurs.
• Thursday
• thus