letter

grapheme in an alphabetic system of writing

AI overview

A letter is a written symbol used in alphabetic writing systems like English or Spanish to represent sounds in a language. Letters matter because they are the basic building blocks that allow us to write and read words, making written communication possible.

AI-generated from the Wikipedia summary — may contain errors.

~8 min read

Encyclopedic overview

In a writing system, a letter is a grapheme that generally corresponds to a phoneme—the smallest functional unit of speech—though there is rarely total one-to-one correspondence between the two. An alphabet is a writing system that uses letters.

Definition and usage

Excerpted from Wikipedia’s “letter” article, available under the CC BY-SA 4.0 licence.