periproct Zool.
(ˈpɛrɪprɒkt)
[f. Gr. περί around + πρωκτ-ός the anus.]
That part of the perisome or body-wall of an echinoderm which surrounds the anus: opp. to peristome.
| 1877 Huxley Anat. Inv. Anim. ix. 569 In Echinus, the apical extremities of the ambulacra abut upon the five smaller of the ten single plates which surround the periproct. |
So periˈproctic, periˈproctous adjs., surrounding the anus; pertaining to the periproct; periprocˈtitis, inflammation of the connective tissue about the anus; hence periprocˈtitic a.
| 1877 tr. Ziemssen's Cycl. Med. VII. 377 During the course of the periproctitis. Ibid., The periproctitic exudation is occasionally absorbed. 1890 Billings Nat. Med. Dict., Periproctic. |