liter-
(Latin: letter; a graphic symbol, a written character, an alphabetic sign)
The act or results of representing letters or words in the characters of another alphabet, language, or script: Sam was unable to talk clearly, so he was using transliteration to communicate with others by producing his conversations in a sign language, and his friends were doing the same with him.
Someone who can translate or write words or letters in the characters or alphabet of another language: For the essay she had to write for one of her classes, Edith needed a transliterator to transcribe the text in Japanese into English so that she could understand it!