Correct spelling for the English word "LGABN" is [ˈɛlɡˈabən], [ˈɛlɡˈabən], [ˈɛ_l_ɡ_ˈa_b_ə_n] (IPA phonetic alphabet).
There is no widely recognized or established dictionary definition for the acronym "LGABN." It does not appear to be a commonly used abbreviation or acronym in any specific field or context. As a result, it is difficult to provide an accurate definition for this term.
Acronyms are typically formed by taking the initial letters of several words and combining them into one word. However, without any context or known industry or subject matter related to LGABN, it is challenging to decipher what it might represent. It's possible that LGABN is a unique shorthand or acronym specific to a limited group or organization.
To provide an accurate and comprehensive definition, more information is necessary. It would be helpful to have additional context or details about the specific domain, field, or application where this term is being used. Without that information, it is challenging to provide a dictionary definition for "LGABN."