Question

What is the white space located inside letters like o and p called?

Answer 1

The white space located inside letters like o and p is called a counter.

In typography the area of a letter which is entirely or partially enclosed by a letter form or a symbol is known as a counter. A, B, D, O, P, Q, R, a, b, d, e, g, o, p, and q are letters which contain closed counters. c, f, h, i, s are some letters which contain open counters. 0, 4, 6, and 9 are digits which possess a counter.

Answer 2

This is an interesting question.

The correct answer is counter.

The negative space present between letters is counter.Sometimes this term is used for only closed spaces.In typography, closed counter contains letters like A, B, D, O, P while open counter contains letters like c, f, h, i, s etc.

Hope this will help you.