A unit of length notionally based upon the width of an adult human finger, standardized differently in various places and times, (especially) the English digit of ¹⁄₁₆ foot, now equivalent to about 1.9 cm.
The whole numbers from 0 to 9 and the Arabic numerals representing them, which are combined to represent base-ten numbers.
A narrow extremity of the human hand or foot: a finger, thumb, or toe.
A distinct symbol representing one of an arithmetic progression of numbers between 0 and the radix.
¹⁄₁₂ the apparent diameter of the sun or moon, (chiefly) as a measure of the totality of an eclipse.
Similar or similar-looking structures in other animals.
To point at or point out with the finger.
A person's ability to count, calculate, and use different systems of mathematics at differing levels.
An abstract representational system studying numbers, shapes, structures, quantitative change and relationships between them.