ac‧ro‧nym /ˈækrənɪm/ noun [countable]
[Date: 1900-2000; Origin: acr- 'beginning, end' (from Greek akr-, from akros; ⇒ acrobat) + -onym (as in homonym)]
a word made up from the first letters of the name of something such as an organization. For example, NATO is an acronym for the North Atlantic Treaty Organization.

[TahlilGaran] Dictionary of Contemporary English ▲

ACRONYM
A Completely Random Order Never Yields Meaning  
A Concise Recollection of Nomenclature Yielding Mnemonics  
A Concise Reduction Obliquely Naming Your Meaning 
A Contrived Reduction Of Nomenclature Yielding Mnemonics  
A Crazy Reminder Of Names You Misplaced  
A Cross Reference Of Notes Yielding Messages  
A Cryptic Reminder Of Names You Meet  
Abbreviated Code Rarely Or Never Yielding Meaning  
Abbreviated Coded Rendition Of Name Yielding Meaning  
Abbreviation By Cropping Names That Yield Meaning  
Alphabetic Collocation Reducing Or Numbing Your Memory  
Alphabetically Coded Reminder of Names You Misremember  
Alphabetically Condensed Representation of Neologically Yclept Magniloquence  
Alphanumeric Code for Remembering Odd Names You Make up  
American Committee Really Out To Numb Your Mind

[TahlilGaran] Acronyms and Abbreviations Dictionary ▲