A combination of letters and numbers and symbols is a character set. To use a formula to combine letter and numbers and symbols is known as concatenation.
The symbols used in Gaelic numbers are a combination of letters from the Latin alphabet and some unique characters, such as the dot above a letter to indicate lenition.
because of my nan
OUIJA
a combination of numbers and letters.
Just use letters and numbers, no symbols.
Algebra makes use of letters and mathematical symbols.
It is a "mark" or combination of letters, numbers, symbols or "slogan" that identifies a company or it's goods and services as being different from it's competitors.
That is called a font.
style
one that has a lot of random letters, numbers, and symbols
because the Ancient Romans did not have symbols for numbers.