The meaning of the Acronym ALT is...

ALT is

• Active Leap Technology
• Administrative Lead Time
• Alternate
• Altitude
• Anarchists, Lunatics, and Terrorists

More Meanings For ALT:

• Assembly Line Type
• WordPerfect Library Menu file
• Application Load Table
• Algorithmic Learning Theory
• ALTernate key
• Alternating
• Achievement Level Tests
• Advanced Licking of Testicles
• Alternative Lengthening Of Telomeres
• The Arts Lecture Theatre
• Anti Labour Technican
• Anarchists Lunaticts And Terrorists
• Asshole Lame Thickheads
• Abundant Larval Transcript
• Alanine AminoTransferase

ALT is also in:

• Adults
• Assembly
• Electronics
• File Extensions
• General
• Human Genome
• Laboratory
• Unfiled
• Universities