subtraction

• substraction (obsolete)

Borrowed from Late Latin subtractio, subtractionis.

• IPA^(key): /səbˈtɹækʃən/
• Rhymes: -ækʃən

subtraction (countable and uncountable, plural subtractions)

1. (arithmetic, uncountable) The process of subtracting a number from another.
2. (arithmetic, countable) A calculation involving subtracting.

   The teacher has set us ten subtractions to do by tomorrow.

3. The removal of something.

   The subtraction of the wealth from the economy will result in recession.

• subtract

• addition, summation: (augend) + (addend) = (summand) + (summand) = (sum, total)
• subtraction: (minuend) − (subtrahend) = (difference)
• multiplication: (multiplier) × (multiplicand) = (factor) × (factor) = (product)
• division: (dividend) ÷ (divisor) = (quotient), remainder left over if divisor does not divide dividend
• minus sign