The definition of 'coolness' & the word 'coolness' in example sentences or phrases

Noun
1
calm and unruffled self-assurance
  1. he performed with all the coolness of a veteran
2
the property of being moderately cold
  1. the chilliness of early morning
3
fearless self-possession in the face of danger
4
a lack of affection or enthusiasm
  1. a distressing coldness of tone and manner

Synonyms of the word 'coolness' & Antonyms of the word 'coolness'.

Noun
Synonymsimperturbability, imperturbableness, chilliness, nip, nervelessness, coldness, frigidity, frigidness, iciness, chilliness,