Looking for math words that start with K?

I did my best to find as many math-related words beginning with the letter K as I could – but it’s a challenging letter to find closely-related words.

Below is a list of all the words I was able to find, I hope you find what you’re looking for!

## Math Words That Start With K

**Kappa **– the kappa curve is named after the 10th letter of the Greek alphabet; the tangents of this curve were first calculated by Isaac Barrow in the 17th century.

**Kite **– a quadrilateral whose four sides can be grouped into two pairs of equal-length sides that are adjacent to each other.

**Kilogram **– the SI unit of mass (equivalent to approximately 2.205 lb), first introduced as a unit of mass for the metric system.

**Knot **– an embedding of the circle S¹ into three-dimensional Euclidean space, R³. Often two knots are considered equivalent if they are isotopic

**Kaprekar’s Constant** – a constant that arises when we take a 4-digit integer, form the largest and smallest numbers from its digits, and then subtract these two numbers.

**Key **– a list of labels that identifies categories on a graph.

**Kilometer **– a metric unit of measurement equal to 1,000 meters (approximately 0.62 miles).

I hope you found the words you were looking for from the list above.

I’m sure this isn’t an exhaustive list, if there are any math words starting with the letter K that you would like added to the list, please leave me a comment below.

If you’d like to explore more math words starting with different letters of the alphabet, click any of the letters below to go to the list for that letter:

*Image credits – Photo by Joshua Hoehne on Unsplash*