rootâ² canal` ther`apy. n. 1. the branch of endodontics that treats disease of the dental pulp. 2. a treatment for such disease in which the pulp is removed and replaced by filling material.
A textphone is a device that enables phone calls to be made using text. Textphone software can be used on a computer to enable it to be used as a textphone.
SMS language or textese ( also known as txt-speak , txtese , chatspeak , txt , txtspk , txtk , txto , texting language , txt lingo , SMSish , txtslang , txt talk ) or  texting language  is a term for the abbreviations and slang commonly used with mobile phone text messaging , but sometimes used with other Internet -based communication such as ...