sereno2

² = composed, equable, serene, sedate, calm [calmer -comp., calmest -sup.], cool-headed.

Ex. 'I'll see, Bernice, if I can find something for you on what to do when you suspect someone is becoming an alcoholic,' she added trying to appear composed.

Ex. Laura Carpozzi approached the banker with an equable, friendly smile.

Ex. The hysteria about the usefulness of microcomputers to libraries is unprecedented in the normally serene and predictable library environment.

Ex. His rebelliousness against family tradition and sedate good taste surfaced disturbingly in his account of bringing his mother's body home from Italy.

Ex. Her calm confident eyes silently invited him to relieve his mind, and he could not resist the temptation.

Ex. But it is obvious that modern leftist philosophers are not simply cool-headed logicians systematically analyzing the foundations of knowledge.