validity - Master This Word
Master this word with our 5-step learning method – Learn English in English
validity Word Meanings
- the quality of being logically or factually sound
- the state of being valid
- the measure of how well something fulfills a requirement
validity Example Sentences
Example sentences are the start of understanding. Don't rush to memorize. First feel how the word works in a sentence.
validity Phonetic & Pronunciation
UK
/vəˈlɪdɪti/
US
/vəˈlɪdɪti/
validity Word Etymology
validity: val- = strong + -idity = quality. Origin: Latin validus → Old French validité → English. Memory image: Picture a sturdy bridge that can support weight—a symbol of strength and soundness, representing validity in decisions and arguments.
Note 1: These definitions and etymologies are not standard dictionary definitions, but extended explanations provided to help with memorization and understanding of the actual application of words. Through this background information, we strive to make words more vivid and easier to understand, and help you remember their meanings in real life.
Note 2: LexiTalk designs the learning flow around the linguistics principle of “Comprehensible Input.” When learners encounter material that is slightly above their level but still understandable from context, the brain naturally absorbs the language. That’s why we keep every word inside authentic contexts, using examples and associations to help you understand it and use it flexibly.
Read the FAQ explanation of Comprehensible InputEnglish Brain Route
I push the page across the desk and hold it flat with my hand as I decide what to write. I move ideas from rough notes to a clear line, shifting phrases until the argument feels steady. The effort shows in my breath as I adjust and place each clause so the claim can hold up. Later, the word slips into sentences about a plan that still makes sense when a new detail appears.
Real Context
Validity is the quality of being logically sound, factually correct, or legally acceptable. In everyday use, we evaluate the validity of an argument, a statistical claim, or a document by checking whether the premises support the conclusion, whether the data are reliable, and whether rules or criteria are applied properly. It also refers to the state of being valid, as in a contract or ticket that is currently active. In science, law, and education, clarity and consistency help establish validity, reducing error and misinterpretation. Learners often confuse validity with truth, usefulness, or strength, but these ideas are related yet distinct.
Usage Reminders
- Think about whether the premises guarantee the conclusion.
- Distinguish validity from truth or usefulness.
- For documents, validity often means currently in effect, not automatically accurate.
- Avoid using valid to mean simply 'good' or 'strong'.
- In tests and surveys, validity is about measurement quality, not just precision.
Common Misconceptions
- Validity means the statement is true; if it sounds plausible, it’s valid.
- A valid argument guarantees the conclusion is true.
- A document is valid simply because it exists.
- Validity and usefulness are the same thing.
- If data are accurate, the argument is valid.
Thinking Differences
Explain to an English speaker (meta, keep short)
Learning Tips
- Write out premises and conclusion to check logical flow.
- Separate logical validity from truth values of statements.
- Practice with conditional Syllogisms to see if conclusions follow.
- Distinguish legal validity from factual accuracy in documents.
- Use diagrams (Venn or flowcharts) to visualize validity.
- Test arguments with counterexamples to probe validity.
5-Step Learning Method - Learn English in English
Step 1: Meaning
What is the meaning of 'validity'?
A.Ability to float
B.State of dehydration
C.Fear of heights
D.Quality of being logically correct
Step 2: Usage
Which of the following sentences uses 'validity' correctly?
A.She danced with validity at the party.
B.The validity of his argument was questioned by the audience.
C.His validity for swimming was impressive.
D.I have never seen such a validity before.
Step 3: Similar Words
What is an antonym of 'validity'?
A.Invalidity
B.Reliability
C.Authenticity
D.Precision
Step 4: Opposite Words
In what real-life context is 'validity' important?
A.Cooking a gourmet meal
B.Conducting scientific research
C.Playing video games
D.Writing a fictional story
Step 5: Mastery
Reflect on the importance of 'validity' in decision-making.
A.Reaching sound conclusions
B.Entertaining random ideas
C.Ignoring evidence
D.Avoiding critical thinking
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