ODALS - What does ODALS stand for? The Free Dictionary
References in periodicals archive
Suddenly seeing an ODALS
when you were expecting a familiar MALSF might introduce doubt about whether you're even looking at a runway at all--and that's not something you want when mucking about at MDA in low visibility.
There are actually three basic ALS families to learn: ALSF-1, ALSF-2, and ODALS.
The final, and 11th, permutation, ODALS, is unlike any of the previous arrays.