accuracy
AK-yur-uh-see/ˈæk.jɚ.ə.si/UKAK-yuu-ruh-see/ˈak.jʊ.ɹə.si/
- 1Being correct and free from mistakes.
Like hitting the center of the target every time you throw.
The teacher praised the accuracy of his spelling.
She typed the long report with great accuracy.
Similarcorrectness, precision, exactness, exactitude
Oppositeinaccuracy, imprecision
Note
- 2How closely a measurement matches the true or correct value.
Like checking whether a clock shows the real time by comparing it to a trusted one.
The scientist tested the thermometer's accuracy against a known temperature.
We checked the scale for accuracy by weighing a standard block.
Similarprecision, exactness, correctness
Oppositeinaccuracy, imprecision
Note
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Origin
First used in the 1660s. It comes from the word "accurate" plus the ending "-cy".