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[tee-lee-uh-spawr, -spohr, tel-ee-] /ˈti li əˌspɔr, -ˌspoʊr, ˈtɛl i-/
noun, Mycology.
a spore of certain rust fungi, which carries the fungus through the winter and which, on germination, produces the promycelium.
Also called teleutospore [tuh-loo-tuh-spawr, -spohr] /təˈlu təˌspɔr, -ˌspoʊr/ (Show IPA).
Origin of teliospore
1870-75; telio- (combining form of telium) + -spore
Related forms
teliosporic, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2016.
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Examples from the Web for teleutospore
Historical Examples
  • The teleutospore stage of many Uredineae also occurs in deep brown spots.

    Disease in Plants H. Marshall Ward
  • The teleutospore stages of species of Puccinia, Phragmidium, etc., are also so deep in colour as to appear almost black.

    Disease in Plants H. Marshall Ward
  • There is also a further reduction in that the basidium is not derived from a teleutospore but is borne directly on the mycelium.

British Dictionary definitions for teleutospore


another name for teliospore
Derived Forms
teleutosporic, adjective
Word Origin
C19: from Greek teleutē, from telos end + spore


any of the dark noninfective spores that are produced in each telium of the rust fungi and remain dormant during the winter Also called teleutospore
Word Origin
C20: from telium + spore
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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