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.
Text messaging is an app that your carrier loads on the smartphones and feature phones they sell you. Mobile messaging is an app you download on to your smartphone, but is not available on feature phones. Both types of messaging let you send text and photos. Text messaging is billed as text messaging or may be part of a bundle of voice, text and data.