- the total arrived at by adding up a sum or sums
- everything involved or included
- The total that is obtained by adding up a series of numbers; a sum.
- The whole amount of something taken into consideration, especially that which cannot be calculated numerically; totality.
Origin of sum totalMiddle English somme total ultimately ( partly via Anglo-Norman sume total ) from Medieval Latin summa tōtālis Latin summa sum ; see sum. Medieval Latin tōtālis total ; see total.