unweight
C2Technical/Formal
Definition
Meaning
to remove a weight, statistical adjustment, or bias from something; to give equal consideration.
In statistics: to remove weighting factors from data. In general use: to make something lighter or less biased by removing a burden or adjusting for an imbalance.
Linguistics
Semantic Notes
Primarily a technical verb. Its literal sense of 'remove physical weight' is rare; the statistical/metaphorical sense dominates. Not to be confused with 'unweighed' (not measured).
Dialectal Variation
British vs American Usage
Differences
No significant difference in meaning. Slightly more frequent in American academic/technical writing.
Connotations
Neutral technical term in both varieties.
Frequency
Very low frequency in general corpora; occurs almost exclusively in technical, financial, or academic contexts.
Vocabulary
Collocations
Grammar
Valency Patterns
[NP] unweight [NP] (transitive)It is necessary to unweight [NP]Vocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Usage
Context Usage
Business
Used in finance regarding market indices: 'The fund manager decided to unweight holdings in the tech sector.'
Academic
Used in statistics and social sciences: 'After collecting the survey data, we had to unweight the responses to avoid demographic bias.'
Everyday
Virtually never used in casual conversation.
Technical
Core domain: statistical analysis, data science, econometrics.
Examples
By Part of Speech
verb
British English
- The researcher will unweight the survey to better represent the younger demographic.
- You must unweight these figures before presenting the final analysis.
American English
- The analyst unweighted the index to give all stocks equal importance.
- We need to unweight the data to remove the sampling bias.
Examples
By CEFR Level
- For a fair comparison, the economist decided to unweight the economic data.
- The report uses an unweighted average of the scores.
- The methodological choice to unweight the sample was crucial for the validity of the cross-national study.
- Portfolio managers may unweight certain asset classes based on macroeconomic forecasts.
Learning
Memory Aids
Mnemonic
Think of a weighted average as a scale with extra weights on one side. To UNWEIGHT it is to take those extra weights OFF, making it balanced and fair.
Conceptual Metaphor
BALANCE AS FAIRNESS (removing weight creates a level playing field).
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Не переводить как "развесить" (to hang up) или "взвесить" (to weigh).
- Не путать с "обесценить" (to devalue).
- Ближайший концепт: "скорректировать весовые коэффициенты", "убрать взвешивание".
Common Mistakes
- Using 'unweighed' instead of 'unweighted' for the adjective form (e.g., 'unweighted average').
- Confusing it with 'unweighted' (the state) and 'unweight' (the action).
Practice
Quiz
In which context is 'unweight' MOST appropriately used?
FAQ
Frequently Asked Questions
No, it is a low-frequency technical term used primarily in statistics, data science, and finance.
The related noun is 'unweighting' (the process) or the state is described by the adjective 'unweighted'.
Theoretically yes, but this literal meaning is extremely rare. The technical/metaphorical sense is almost universal.
'Unweight' typically means to remove weighting entirely or to equalize. 'Reweight' means to apply new or different weights.