[trel-is] 
| 1. | a frame or structure of latticework; lattice. |
| 2. | a framework of this kind used as a support for growing vines or plants. |
| 3. | a summerhouse, gazebo, arch, etc., made chiefly or completely of latticework. |
| 4. | Heraldry. a charge of bendlets overlying bendlets sinister, the whole being cloué at the crossings. |
| 5. | to furnish with a trellis. |
| 6. | to enclose in a trellis. |
| 7. | to train or support on a trellis. |
| 8. | to form into or like a trellis. |
| trel·lis (trěl'ĭs) n.
[Middle English trelis, from Old French, from Vulgar Latin *trilīcius, from Latin trilīx, trilīc-, woven with three threads : tri-, tri- + līcium, thread.] |