unhysterical

/ʌnhɪˈstɛrɪkəl/
adjective
  1. Not showing extreme or uncontrollable emotion; calm and rational.
    • Despite the emergency, the nurse remained unhysterical and focused.
    • His unhysterical response to the criticism surprised everyone.
    • We need an unhysterical discussion about the problem, not panic.
Antonyms
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