Synonyms of deduction

deduction

noun

di-ˈdək-shən 

1

as in reduction

something that is or may be subtracted

contestants get a deduction from their scores for every incorrect guess

Synonyms & Similar Words

• reduction
• discount
• abatement
• depreciation
• drop
• rebate
• decline
• loss
• penalty
• diminution
• forfeiture
• dent
• decrement
• giveback
• kickback
• forfeit
• diminishment
• fall

Antonyms & Near Antonyms

• addition
• increase
• gain
• accession
• rise
• increment
• appreciation
• accrual
• augmentation
• raise
• boost
• accretion

2

as in subtraction

the act or an instance of taking away from a total

the deduction of the amount awarded to the plaintiff in order to pay the legal fees

Synonyms & Similar Words

• reduction
• subtraction
• discount
• drop
• decline
• rebate
• diminution
• loss
• shrinkage
• abatement
• decrement
• kickback
• curtailment
• cutback
• giveback
• detraction
• cut
• diminishment
• fall

Antonyms & Near Antonyms

• addition
• increase
• gain
• accession
• increment
• rise
• enlargement
• raise
• boost
• accumulation
• supplement
• appendix
• supplementation
• augmentation
• accrual
• accretion
• addendum

3

as in inference

an opinion arrived at through a process of reasoning

his impressive deduction of the correct answer from only a few hints

Synonyms & Similar Words

• inference
• determination
• conclusion
• decision
• induction
• consequence
• assumption
• diagnosis
• verdict
• eduction
• ruling
• sequitur
• resolution
• judgment
• guess
• conjecture
• presumption
• surmise
• deliverance
• supposition

Example Sentences

Recent Examples of deduction

On the flip side, doing the wrong thing meant point deductions. — Dana O’Neil, CNN Money, 14 Aug. 2026

As well as expulsion from the play-offs, Southampton were handed a four-point deduction which applies to the upcoming Championship season. — Jacob Tanswell, New York Times, 14 Aug. 2026

Social deduction games have exploded in recent years with good reason. — Alan Bradley, Space.com, 14 Aug. 2026

Qualified overtime compensation, which may be used to calculate the qualified overtime compensation deduction. — Encyclopedia Britannica, 10 Aug. 2026