urediospore

urediospore [yoo-ree-dee-uh-spawr, -spohr] Word Origin noun Mycology.

1. the spore of the rust fungi that appears between the aeciospore and the teliospore, commonly the summer spore.

Also u·re·do·spore [yoo-ree-duh-spawr, -spohr] /yʊˈri dəˌspɔr, -ˌspoʊr/. Origin of urediospore First recorded in 1870–75; uredi(um) + -o- + spore