reduction vs subtraction

subtraction vs reduction

reduction and subtraction both are nouns.

Word	Noun	Adjective	Verb	Adverb
reduction	Yes	No	No	No
subtraction	Yes	No	No	No

As nouns, subtraction is a hyponym of reduction; that is, subtraction is a word with a more specific, narrower meaning than reduction:

reduction: the act of decreasing or reducing something
subtraction: the act of subtracting (removing a part from the whole)

Other hyponyms of reduction include cut, mitigation, moderation, lowering, cutback, devaluation, devitalisation, devitalization, extenuation, mitigation, palliation, alleviation, easement, easing, relief, de-escalation, minimisation, minimization, depletion, shortening, shrinking, deduction, deflation, deduction, discount, price reduction, rollback, weakening, depreciation, contraction, reverse split, reverse stock split, split down, amortisation, amortization, declassification, shelter, tax shelter, tax credit.

reduction (noun)	subtraction (noun)
the act of decreasing or reducing something	the act of subtracting (removing a part from the whole)
the act of reducing complexity	an arithmetic operation in which the difference between two numbers is calculated
any process in which electrons are added to an atom or ion (as by removing oxygen or adding hydrogen); always occurs accompanied by oxidation of the reducing agent

Difference between reduction and subtraction

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