Synonyms: composed
Definition: serenely self-possessed and free from agitation especially in times of stress
Usage: the performer seemed completely composed as she stepped onto the stage; I felt calm and more composed than I had in a long time
Similar words: calm, unagitated, tranquil, serene
Definition: not agitated; without losing self-possession
Usage: spoke in a calm voice; remained calm throughout the uproar; he remained serene in the midst of turbulence; a serene expression on her face; she became more tranquil; tranquil life in the country
Similar words: unflappable, imperturbable
Definition: not easily perturbed or excited or upset; marked by extreme calm and composure
Usage: hitherto imperturbable, he now showed signs of alarm; an imperturbable self-possession; unflappable in a crisis
Similar words: collected, equanimous, self-collected, self-contained, self-possessed, poised
Definition: in full control of your faculties
Usage: the witness remained collected throughout the cross-examination; perfectly poised and sure of himself; more self-contained and more dependable than many of the early frontiersmen; strong and self-possessed in the face of trouble
Similar words: nerveless, cool, coolheaded
Definition: marked by calm self-control (especially in trying circumstances); unemotional
Usage: play it cool; keep cool; stayed coolheaded in the crisis; the most nerveless winner in the history of the tournament
Similar words: unflurried, unflustered, unperturbed, unruffled
Definition: free from emotional agitation or nervous tension
Usage: the waiters were unflurried and good natured; with contented mind and unruffled spirit- Anthony Trollope