Based on Research by TBI Model Systems. 1  Your vision is important for many aspects of life. 2  Traumatic brain injury (TBI) can cause problems with your vision.  Treatment can either fix the problem completely, improve your vision, or help you better manage the problem.
Grammar. 1  InitialsAn initial is the first letter of a word. We often use initials to refer to the names of countries and organisations: â¦. 2  AcronymsAcronyms are words which are formed from the first letters of other words, and which are pronounced as full words. Examples of acronyms: â¦. 3  Abbreviations, initials and acronyms â¦.
Noun. 1. abbreviation-a shortened form of a word or phrase. descriptor, form, signifier, word form-the phonological or orthographic sound or appearance of a word that can be used to describe or identify something; the inflected forms of a word can be represented by a stem and a list of inflections to be attached.. a shortened form of a word or phrase used to represent the whole, as Dr. for Doctor, U.S. for United States, NW for Northwest, ab. for about, ft. for foot, or lb. for pound. 2. an act or result of abbreviating; reduction in length, duration, etc.; abridgment.