Subtract

/səbˈtrækt/

Meaning & Definition

verb
To take away a number or amount from another to calculate the difference.
If you subtract 5 from 10, you get 5.
To diminish or reduce in amount or number.
You should subtract time spent on distractions from your total study hours.
To remove a part or portion from a whole.
They decided to subtract the sections of the report that were irrelevant to the main topic.

Etymology

Late Middle English: from Latin 'subtrahere', from 'sub-' meaning 'from below, beneath' + 'trahere' meaning 'to draw, pull'.

Common Phrases and Expressions

subtracting time
To account for duration taken away from an allocation.
subtract from
To remove part of something, often in relation to amounts or quantities.
subtracting odds
To consider or lessen probabilities or chances.

Related Words

addition
The process of adding numbers together.
deduction
The process of taking away or subtracting.
reduction
The act of making something smaller in size, amount, or degree.

Slang Meanings

Take away
Just subtract that from your total.
Deduct
You can subtract that expense from your taxes.