| BC | Boundary Condition |
| BoN | Bed of Nails |
| CFN | Corporate Feeding Network |
| CTS | Continuous Transverse Stub |
| PEC | Perfect Electric Conductor |
| PMC | Perfect Magnetic Conductor |
| PPW | Parallel-Plate Waveguide |
| RGW | Ridge Gap Waveguide |
| SLL | Side Lobe Level |
| TEM | Transverse Electro-Magnetic |
| TS | Transverse Stub |
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