The Collaborative International Dictionary
Teleutospore
Teleutospore \Te*leu"to*spore\, n. [Gr. ? completion + E. spore.] (Bot.) The thick-celled winter or resting spore of the rusts (order Uredinales), produced in late summer. See Illust. of Uredospore.
Wiktionary
teleutospore
n. (context botany English) The thick-celled winter or resting spore of the rusts (order Uredinales), produced in late summer.