ciliary disc

or·bi·cu·lus cil·i·ar·is

(ōr-bik'yū-lŭs sil'ē-ār'is), [TA]
The darkly pigmented posterior zone of the ciliary body continuous with the retina at the ora serrata.
[Mod. L.]

ciliary disc

the thin part of the ciliary body extending between its crown and the ora serrata retinae.

or·bi·cu·lus cil·i·ar·is

(ōr-bik'yū-lŭs sil'ē-ar'is) [TA]
The darkly pigmented posterior zone of the ciliary body continuous with the retina at the ora serrata.
Synonym(s): ciliary disc, ciliary ring, pars plana.
[Mod. L.]