Definition
In mathematics, the arithmetic operation of determining how many times one number (the divisor) is contained within another number (the dividend), producing a result called the quotient. It is the inverse operation of multiplication.
Plain English
Splitting one number into equal parts using another number, to find out how many parts there are or how big each part is.
Context Anchor
Seen in aviation maintenance math, unit conversions, load calculations, fuel-use calculations, and any place a total amount must be shared or compared.
Derivation
From the Latin 'dividere,' meaning 'to separate or split apart.' The arithmetic meaning kept this sense — splitting a quantity into equal portions.
Why Pilots Care
Maintenance technicians use division constantly when working with ratios, unit conversions, and tolerances. A small calculation error can lead to incorrect torque values, fuel quantities, or measurement readings.
Intuition Check
Division does not mean a department or section here. In this glossary context, it means the math operation used to split or compare quantities.
Example Sentence 1
The technician used division to determine how many quarts of oil were needed per cylinder by dividing the total sump capacity by the number of cylinders.
Example Sentence 2
Refer to Division 2 of the advisory circular for the applicable procedures.