1
the correctness of sth
of后接被检查或讨论的对象，常用于学术或正式语境。
The correctness of the results was confirmed.
结果的正确性得到了确认。
正确性；准确性
先理解核心含义，再看它在真实句子里的用法。
正确性；准确性
conformity to fact or truth; the quality of being accurate
The correctness of the results was confirmed.
结果的正确性得到了确认。
无误；正确
Freedom from error.
符合事实；真实性
Conformity to the truth or to fact.
符合公认标准
Conformity to recognized standards.
算法与其规范正确相符的状态
The state of an algorithm that correctly mirrors its specification.
The teacher praised the correctness of her answers.
老师称赞了她答案的正确性。
Please check the correctness of the data before you send the report.
发送报告前，请检查数据的正确性。
We cannot be sure of the correctness of that statement.
我们无法确定那个陈述的正确性。
of后接被检查或讨论的对象，常用于学术或正式语境。
The correctness of the results was confirmed.
结果的正确性得到了确认。
of后接动名词，表示某个做法是否正确。
The correctness of acting immediately was obvious.
立即采取行动的正确性显而易见。
此结构体现“得体、礼貌”的含义，with correctness相当于in a proper manner。
He behaved with correctness at the formal dinner.
他在正式宴会上表现得体。
Not this
His answer is correctness.
Use this
His answer is correct.
correctness 是名词，意为“正确性”，不能直接放在系动词后作表语；要表达“答案是正确的”应使用形容词 correct。
Not this
Thank you for your correctness.
Use this
Thank you for your correction.
correctness 表示抽象性质“正确性”，而“纠正、改正”这一行为或结果应用 correction；感谢对方纠正错误时要用 correction。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
政治正确
The debate was dominated by concerns about political correctness.
这场辩论主要围绕对政治正确的担忧。
事实准确性
The editor checked the factual correctness of every article.
编辑核对了每篇文章的事实准确性。
语法正确性
Grammatical correctness is important in formal writing.
在正式写作中，语法正确性很重要。
确保正确性
We use automated tests to ensure correctness of the calculations.
我们用自动化测试来确保计算的正确性。
数据的正确性
The scientist verified the correctness of the data before publishing.
这位科学家在发表前核实了数据的正确性。
政治正确（避免冒犯弱势群体的言行准则）
Some people think political correctness has gone too far.
有些人认为政治正确已经走得太远了。
Use correctness naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
correct（正确）+ -ness（名词后缀）→ 正确性，像考试答案全对的状态。
语域：mixed 常见场景：学术论文、技术文档、社交礼仪或政治正确讨论 这个词在表示“符合事实或标准”时，通常属于中性偏正式，多用于学术、技术或职场写作；在表示“符合社会规范或社交期待”时，则比较正式，常见于礼仪、行为规范或政治正确等讨论。
复数 correctnesses 主要用于表示不同类型或具体实例，日常表达中罕见。
Dictionary facts from ECDICT, WIKTIONARY.