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Definition of underpowered
underpowered
/ˌʌndərˈpaʊərd/
un · der · pow · ered
underpowered Lexical Profile
CEFR
B2
Grade
8
Tier
2
Usage
Top 10k
Syllables
4
underpowered Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• adjective
1
Provided with less mechanical or electrical power than is necessary for efficient operation.
Example
"The small van felt noticeably underpowered when climbing the steep mountain pass with a full load."
2
In statistics and experimental research, having a sample size too small to reliably detect a meaningful effect.
Example
"The clinical trial was statistically underpowered, making it difficult to draw firm conclusions about the treatment's efficacy."
Synonyms
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Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Underpowered. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/underpowered