How to correctly use abbreviations and acronyms/initialism
First, let us define the terms abbreviation, acronym and initialism. According to macquariedictionary.com.au, abbreviation is ‘a shortened or contracted form of a word or phrase, used as a symbol for the whole’, acronym is ‘a word formed from the initial letters of a sequence of words, as radar (from radio detection and ranging) or ANZAC (from Australian and New Zealand Army Corps)’ and initialism is ‘an abbreviation formed from the initial letters of a sequence of words, as ACTU (from Australian Council of Trade Unions) or LPG (from liquefied petroleum gas)’. Given these definitions, we can conclude that acronyms and initialisms are forms of abbreviation. And the difference between an acronym and an initialism is that we pronounce the letters in an acronym as a word, …