/**
* Each unit is defined by a conversion ratio, which is a fraction with 64-bit numerator
- * and denominator. Therefore, a value of 'x' units is interpreted as 'x' * 'num' / 'denon'.
+ * and denominator. Therefore, a value of 'x' units is interpreted as 'x' * 'num' / 'denom'.
**/
struct unit_definition {
const char *unit; // Symbol (name of the unit, as appended to values)