Skip to main content
sum

sum

9 5.5
A collection that contains every element from two or more sets
  • noun
  • /sʌm/
  • Specialized
translation icon : unión
  • In mathematics, the sum of all angles in a triangle is always 180 degrees.

Examples

  • Can write this as a sum of two parts.

  • Every number can be written as a sum of prime numbers as well.

  • But notice it's a sum, it's not a product.

  • Then we have the sum of an infinite series.

  • Now Y is going to be the sum of a subset.

  • So this is the sum of the singular values.

  • Thus, the sum of the proportion of woodland and the proportion of open land is always one.

    Academic text (2017)
  • Reserve accumulation is fully explained by the sum of the current account and the capital account.

    Blog text (18)
  • And it says that the square on the hypotenuse of a right angle triangle is equal to the sum of the squares on the other two sides.

  • To find the sum of two sets, combine all elements from both groups.

Synonyms

union
vssum
  • Specialized
11 4.2

The set that contains every item from two or more sets

is the identical mathematical concept but expressed with a different term

Compounds

48 1.0

A total amount of money

lump sum
  • Specialized
16 3.7

A single large payment that you get all at once instead of in smaller parts

12 3.5

A meal of small Chinese dishes served with tea

12 3.3

The whole amount you get after you add all parts

A situation where one person's gain is exactly another person's loss

tidy sum
  • Informal
3 3.7

A fairly large amount of money that is nice to get

1 3.9

A short description of the main points

direct sum
  • Specialized
8.7

A way of joining two sets or spaces so each new item has one part from each

principal sum
  • Specialized
4.2

Original amount of money someone lends or invests that people pay interest on

vector sum
  • Specialized
6.3

The result of adding two or more arrows that show direction and size, such as forces and movements

wedge sum
  • Specialized
9.9

A shape made by joining several spaces, like two circles, at one point

Surface Forms

sum singular
sums plural

Etymology

In math, the sum of sets means the collection of all their members; this use comes from Latin summa 'total' because you gather every element together into one complete set.