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Definition of proportionality

proportionality

/prəˌpɔːrʃəˈnæləti/
pro · por · tion · al · i · ty

Adverb:proportionally
•
Plural:proportionalities
•
Adjective:proportional
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proportionality Lexical Profile

proportionality Game Scores & Validity

• noun

1

The quality of corresponding in size, degree, or intensity to something else; a balanced or harmonious relationship between parts.

Example

"The architect emphasized the importance of proportionality when designing the columns of the civic center."


2

A legal and ethical principle requiring that a measure, penalty, or administrative action must not exceed what is necessary and appropriate to achieve its legitimate objective.

Example

"The appellate court reviewed the sentence to ensure it adhered to the constitutional principle of proportionality."


3

A mathematical relationship between two quantities in which their ratio remains constant (direct proportionality) or their product remains constant (inverse proportionality).

Example

"In physics, Hooke's law demonstrates a direct proportionality between the force applied to a spring and its extension."

Synonyms
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Antonyms
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• Rhymes for proportionality

Word Origin & Etymology

Borrowed from Late Latin proportionalitas, derived from Latin proportio ('comparative relation, analogy'), from the phrase pro portione ('according to each part').

Cite this Entry


Wordmom. (2026). Definition of Proportionality. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/proportionality
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