optimal range
Ideal operating zone
The optimal range is the span of values within which something performs best or produces ideal results.
Blood sugar has an optimal range; so does engine temperature.
Outside this zone, function degrades: Her heart rate stayed within the optimal range throughout the workout.
The phrase appears frequently in technical, medical, and fitness contexts.
- just rightExactly as needed
- sweet spotOptimal point or area
- idealStandard of perfection
- peakUtmost height attained
- hit the markAchieve intended result
threshold · calibration · dialed in · tolerance · margin of error · efficiency · parameters · window · spectrum · bandwidth · precision · targeting · comfort zone · dial · tuning · margin · scope · accuracy
- rangesmidrange, Alps, Andes, Rockies, Himalayas
- combat rangepoint blank, melee, close combat, hand to hand, close quarters
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