deduction

B2 Topic:Numbers & Quantity

US /dɪˈdʌkʃən/ UK /dɪˈdʌkʃən/ See IPA manual

Freq #18316

Meanings

1

noun
An amount that is taken away from a total.

After tax deductions, his monthly pay was much smaller.
2

noun
A conclusion you reach by reasoning from the facts.

He arrived at the deduction that the butler didn't do it.
3

noun
The process of reasoning from general principles to a specific conclusion.

Detectives rely on careful deduction to solve their cases.

Thesaurus

Synonyms

1 noun · an amount that is taken... reduction discount

2 noun · a conclusion you reach by... inference conclusion

3 noun · the process of reasoning... deductive reasoning

Word family

Forms deductions

Derived forms nondeduction

Related forms tax-deductible

Appears in

Phrases (1)

See all

tax deduction
an amount subtracted from income before tax is calculated

Noun + noun

Etymology

From Middle French déduction, from Latin deductio. Equivalent to deduct + -ion or deduce + -tion.

Topics

Numbers & Quantity Personal Finance Philosophy & Reasoning

External links

# deduction

**Type:** Word
**Level:** B2
**Part of speech:** noun
**IPA (US):** /dɪˈdʌkʃən/
**IPA (UK):** /dɪˈdʌkʃən/
**Frequency rank:** 18316

## Meanings
1. An amount that is taken away from a total.
2. A conclusion you reach by reasoning from the facts.
3. The process of reasoning from general principles to a specific conclusion.

## Examples
- After tax deductions, his monthly pay was much smaller.
- He arrived at the deduction that the butler didn't do it.
- Detectives rely on careful deduction to solve their cases.

## Derived Forms
- nondeduction

## Related Forms
- tax-deductible

## Etymology
From Middle French déduction, from Latin deductio. Equivalent to deduct + -ion or deduce + -tion.

## AI Etymology
deduction comes from Middle French déduction, from Latin deductio. Equivalent to deduct + -ion or deduce + -tion. Current senses include An amount that is taken away from a total and A conclusion you reach by reasoning from the facts. English relatives and later formations include nondeduction, tax-deductible.

## Topics
- Numbers & Quantity
- Personal Finance
- Philosophy & Reasoning

markdown