| Acronym | Definition | 
|---|
| LAI➣Leaf Area Index | 
| LAI➣Logic and Artificial Intelligence | 
| LAI➣Lean Aerospace Initiative | 
| LAI➣Lean Advancement Initiative (MIT) | 
| LAI➣Local Area Identity | 
| LAI➣Location Area Identify | 
| LAI➣Local Application Interface | 
| LAI➣Library of Ancient Israel | 
| LAI➣Latin American Idol (talent TV show) | 
| LAI➣Lambda Alpha International (honorary land economics society) | 
| LAI➣Lea Artibai Ikastetxea (Spanish school cooperative) | 
| LAI➣Long-Acting Injection | 
| LAI➣Liberal Arts Institute (various locations) | 
| LAI➣Landscape Artists International | 
| LAI➣Laboratory-Acquired Infection | 
| LAI➣Lachman Associates, Inc. (Westmont, IL) | 
| LAI➣Light Armored Infantry | 
| LAI➣Location Area Identification | 
| LAI➣Laboratory Audit Inspection (EPA) | 
| LAI➣Local Access Infection | 
| LAI➣Ley de Acceso a la Información (Guatemala) | 
| LAI➣Look Ahead Interflow | 
| LAI➣Laboratory Analytical Instruments | 
| LAI➣Lesson Administration Instruction | 
| LAI➣Laboratory Associated Infection | 
| LAI➣Low Airspeed Indicator | 
| LAI➣Linear Antenna Impedance |