अर्थ : Calm and unruffled self-assurance.
उदाहरण :
He performed with all the coolness of a veteran.
पर्यायवाची : coolness, imperturbability
Imperturbableness ka meaning, vilom shabd, paryayvachi aur samanarthi shabd in Hindi. Imperturbableness ka matlab kya hota hai?