The meaning of the Acronym NLO is...

NLO is

• The Nick Levinovsky Orchestra
• Norman Lockyer Observatory
• New London Orchestra

More Meanings For NLO:

• Non-Linear Optic
• Nonlinear Optics: Materials, Phenomena and Devices
• Next-to-Leading-Order
• Northern Lights Orchestra
• Natural Language Query
• NEW Leadership Oklahoma
• The Nick Levinovsky Orchestra
• Norman Lockyer Observatory
• New London Orchestra

NLO is also in:

• Electronics
• General
• IEEE
• Music
• Physics
• State and Local
• Unfiled