1. A structure of open latticework, especially one used as a support for vines and other climbing plants.
2. An arbor or arch made of latticework.
tr.v. trel·lised, trel·lis·ing, trel·lis·es
1. To provide (an area) with a trellis.
2. To cause or allow (a vine, for example) to grow on a trellis.
[Middle English trelis, from Old French, from Vulgar Latin *trilīcius, from Latin trilīx, trilīc-, woven with three threads : tri-, tri- + līcium, thread.]
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