macrocyclic

Etymology
From en.

Adjective

 * 1)  Of an organic compound: having a closed ring of more than about twelve atoms.
 * 2)  Of or relating to a macrocycle.
 * 3)  Pertaining to a rust fungus whose life cycle includes all five spore stages: pycniospore (spermatium), aeciospore, urediniospore, teliospore, and basidiospore.