rhinosporidium

noun, plural rhi·no·spo·rid·i·a [rahy-noh-spaw-rid-ee-uh, -spoh-] /ˌraɪ noʊ spɔˈrɪd i ə, -spoʊ-/. Mycology.

1. any fungus of the genus Rhinosporidium, members of which produce vascular polyps in the nasal passages.