The American Heritage® Dictionary of the English Language, 4th Edition
v. To represent (letters or words) in the corresponding characters of another alphabet.
the GNU version of the Collaborative International Dictionary of English
v. To express or represent in the characters of another alphabet.
The Century Dictionary and Cyclopedia
To express or write, as words of a language having peculiar alphabetic characters, in the alphabetic characters of another language; spell (the same, or approximately the same, sound) in different characters.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
v. rewrite in a different script
Word Usage
"Actually not for how to transliterate from the Arabic alphabet to the Roman alphabet."