| SPD | schizotypal personality disorder; sociopathic personality disorder; specific paroxysmal discharge; s... |
|---|---|
| spec | special; specific; specimen |
| SPF | skin protection factor; specific-pathogen free; spectrophotofluorometer; S-phase fraction; split pro... |
| sp | ht specific heat |
| SPR | sepiapterin reductase; serial probe recognition; specific pathogen free; Society for Pediatric Radio... |