| SLD | Safety and Laboratory Data 
| Others |
| SLD | Sand Lake Duners
| Others |
| SLD | Scattering Length Density
| Others |
| SLD | School of Leadership and Development
| Others |
| SLD | Scientific Laboratory Division
| Others |
| SLD | Scribes Language Disorder
| Others |
| SLD | Sealine Leverdrag Daiwa
| Others |
| SLD | Second Line of Defense
| Others |
| SLD | Segmented Leak Detection
| Others |
| SLD | Selected Linear And Definite
| Others |
| SLD | Seneca Land District
| Others |
| SLD | Seneca Land District of SPEBSQSA
| Others |
| SLD | Service Level Director
| Others |
| SLD | Sex linked dwarf
| Others |
| SLD | Simulated Life Doll
| Others |
| SLD | Single Line Diagram
| Others |
| SLD | Singularity Line Drive
| Others |
| SLD | Slide
| Others |
| SLD | Slide File
| Others |
| SLD | Slider
| Others |
| SLD | Sliding Door
| Others |
| SLD | Slow Learning Dummy
| Others |
| SLD | Slower Lower Delaware
| Others |
| SLD | Society for Language Development
| Others |
| SLD | Sojusz Lewicy Demokratycznej
| Others |
| SLD | Sold sale
| Others |
| SLD | Sound, stage Lighting, Disk jockey
| Others |
| SLD | Sounds Like Digging
| Others |
| SLD | Source Level Definition
| Others |
| SLD | Special Low Dispersion
| Others |
| SLD | Specialized Language Development
| Others |
| SLD | Specific Learning Difficulties
| Others |
| SLD | Specific Learning Difficulty
| Others |
| SLD | Specific Learning Disabilities
| Others |
| SLD | Specific Learning Disability
| Others |
| SLD | Speed Limit Defencer
| Others |
| SLD | Speed Limiting Device
| Others |
| SLD | Sports Licensing Division
| Others |
| SLD | St Lawrence District
| Others |
| SLD | St. Lawrence District of Unitarian Universalist Congregations
| Others |
| SLD | Stag's Leap District
| Others |
| SLD | Statute Law Database
| Others |
| SLD | Stiff-Leg Derrick
| Others |
| SLD | Street Legal Drags
| Others |
| SLD | Strong Lattice Deformation
| Others |
| SLD | Structured Logic Design
| Others |
| SLD | Student Leadership and Development
| Others |
| SLD | Student Leadership Development
| Others |
| SLD | Student Life Development
| Others |
| SLD | Styled Layer Descriptor
| Others |
| SLD | Sub Level Domain
| Others |
| SLD | Super Low Density
| Others |
| SLD | Super Luminescent Diode
| Others |
| SLD | Super Luxury Diesel
| Others |
| SLD | Supercooled Liquid Droplets
| Others |
| SLD | Superluminescent Diode
| Others |
| SLD | Symmetrix Logical Device
| Others |
| SLD | Synthetic Life Doll
| Others |
| SLD | System Landscape Directory
| Others |
| SLD | System Level Design
| Others |
| SLD | System Link Designator
| Others |