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impermissible - Master This Word

Master this word with our 5-step learning method – Learn English in English

impermissible Word Meanings

  • not allowed or permitted
  • forbidden by rules or laws
  • not acceptable in a given context
Illustration for this word

impermissible Example Sentences

Example sentences are the start of understanding. Don't rush to memorize. First feel how the word works in a sentence.

impermissible Phonetic & Pronunciation

Pronunciation
UK /ɪm.pəˈmɪs.ɪ.bəl/
US /ɪm.pɚˈmɪs.ɪ.bəl/
Syllables
impermissible

impermissible Word Etymology

Root decomposition: 'im-' (not) + 'permissible' (allowable). Historical origin: Latin 'impermissibilis' → Old French → English. Memory image: Picture a strict teacher shaking her head, illustrating that no exceptions to the rules are allowed.

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 Input

Real Context

Impermissible refers to actions that are not allowed by rules, laws, or accepted norms. It marks a strict boundary between what you may do and what you may not, often appearing in formal policy language or legal texts. The tone is stronger than simply forbidden or discouraged, signaling that authority has prohibited the action. In everyday speech, you might prefer phrases like not allowed or forbidden, but impermissible appears in official contexts such as safety rules, licensing conditions, or conduct codes. Learners should notice the negating prefix im- and the root permissible, which helps you spot related words like permission and permissible. Mastery comes from recognizing contexts where precise prohibition matters more than personal opinion.

Usage Reminders

  • Remember: impermissible is formal; use not allowed in casual speech. Watch for the negation im- with permissible. Contrast with forbidden for stronger prohibition. In legal or policy texts, impermissible often appears with definite language like shall or must. Avoid using impermissible to describe personal opinions. Pair with context: safety rules, professional codes, and public regulations.

Common Misconceptions

  • Impermissible and not allowed are interchangeable in all contexts.
  • Impermissible means morally wrong rather than prohibited by rules.
  • Using impermissible in casual settings sounds natural.
  • Impermissible can describe personal opinions or preferences.
  • If something is allowed in one place, it is impermissible elsewhere.

Thinking Differences

In English, impermissible often conveys formal prohibition tied to rules or law. Learners may overgeneralize it to any disapproved action. It can feel overly strong in casual contexts where not allowed would suffice.

Learning Tips

  • Practice pairing impermissible with formal contexts (policy, law).
  • Compare with forbidden to sense stronger prohibition.
  • Identify the negation prefix im- and relate to permissible.
  • Use contrast sentences: what is allowed vs what is impermissible.
  • Notice collocations: safety rules, codes of conduct, regulations.
  • Keep a small list of common synonyms to avoid misusage.

5-Step Learning Method - Learn English in English

Step 1: Meaning

What is the definition of 'impermissible'?

A.Not permitted or unacceptable
B.Allowed or permitted
C.Optional or discretionary
D.Advised or recommended
Step 2: Usage

Identify the sentence that uses 'impermissible' correctly.

A.She found it impermissible to win the race while cheating.
B.The teacher said it was impermissible to eat during class.
C.It is impermissible to arrive too early for a dinner invitation.
D.He was impermissible when he made the mistake.
Step 3: Similar Words

Which word is most similar to 'impermissible'?

A.Unacceptable
B.Encouraged
C.Welcomed
D.Permissible
Step 4: Opposite Words

What is the opposite of 'impermissible'?

A.Allowed
B.Prohibited
C.Forbidden
D.Inadmissible
Step 5: Mastery

Can you think of a real-life context where some actions might be considered impermissible?

A.In certain religions, some activities are not allowed.
B.It's common for students to order pizza during lunch.
C.Wearing pajamas to work is a popular trend these days.
D.Running a red light can often result in a warning.

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