setpoint
setpoint — noun
1. In tennis, a situation in which one player or team can win the whole set by winn
In tennis, a situation in which one player or team can win the whole set by winning the next single point.
Asher served an ace to reach setpoint and take a 5–3 lead in the final set.
collocation: reach setpoint
The crowd fell silent as Eve prepared to serve at setpoint in the tiebreak.
collocation: serve at setpoint
Kian saved two setpoints before winning the game and levelling the match.
The umpire announced setpoint when the score reached 5–4 in the second set.
Karim’s opponent double-faulted under pressure while facing a setpoint.
- match point
wins the entire match, not just one set
- game point
wins only one game, at a lower level of scoring
文法句型
reach setpoint
at setpoint
save a setpoint
用法筆記
In tennis scoring, setpoint is called by the umpire when the next point will decide the set. Different from match point, which decides the entire match.
常見錯誤
2. The specific level at which the body or another system tries to keep a variable,
The specific level at which the body or another system tries to keep a variable, such as temperature, weight, or pressure, stable over time.
The body’s temperature setpoint rises during a fever to help fight infection.
collocation: temperature setpoint
Scientists believe each person has a weight setpoint that the body naturally defends against change.
collocation: weight setpoint
A home thermostat’s setpoint tells the heating system when to turn on or off.
Indra adjusted the lab incubator’s setpoint to keep cell samples at exactly 37°C.
When someone loses weight quickly, the brain’s setpoint may resist by slowing the metabolism.
- target value
more general; used in engineering and control theory
- reference point
broader; can apply to any system with feedback
- baseline
a neutral starting level, not necessarily actively maintained
文法句型
[body/system] + setpoint
adjust the setpoint
above/below the setpoint
用法筆記
Common in physiology, psychology, and engineering writing. The setpoint is the target value a homeostatic system tries to maintain; the actual value may fluctuate around it.