| PLA | the state of being unmixed with other material |
|---|---|
| PLA | a member of one of the tribes of American Indians who lived a nomadic life following the buffalo in the Great Plains of North America |
| PLA | annual of southern United States |
| PLA | gopher of chiefly grasslands of central North America |
| PLA | small rodent of open areas of United States plains states |
| PLA | of plains and hills and river bottoms in areas of low rainfall east of the Rocky Mountains |
| PLA | an inhabitant of a plains region (especially the Great Plains of North America) |
| PLA | a liturgical chant of the Roman Catholic Church |
| PLA | characterized by disconcerting directness in manner or speech |
| PLA | using simple and direct language |
| PLA | a cry of sorrow and grief |
| PLA | a written statement of the grounds of complaint made to court law asking for the grievance to be redressed |