1. the quality or state of being extremely cold; icy coldness
Usage: formal or literary

Examples

• The gelidness of the Arctic air made it difficult to breathe.
• She shivered at the gelidness of the mountain stream.
• The gelidness of his tone suggested disapproval.
• Winter brought with it a harsh gelidness that froze the lakes solid.
• The gelidness of the winter night drove everyone indoors.