Definition of "APS"

(US) Initialism of Adult Protective Services (“social services provided to abused, neglected, or exploited older adults and adults with significant disabilities”).  examples

(research facility) Initialism of Advanced Photon Source (“a synchrotron X-ray source at Argonne National Laboratory”).  quotations  examples

(Australia) Initialism of Australian Public Service (“the Australian federal civil service”).  examples

(Pakistan) Abbreviation of Army Public Schools and Colleges System.  examples

(Pakistan) Abbreviation of Abbottabad Public School.  examples

Initialism of active protection system.  examples