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tetraspore

American

[te-truh-spawr, -spohr] / ˈtɛ trəˌspɔr, -ˌspoʊr /

noun

Botany.

one of the four asexual spores produced within a tetrasporangium.

tetraspore British

/ ˈtɛtrəˌspɔː, ˌtɛtrəˈspɔːrəs, tɪˈtræspərəs, ˌtɛtrəˈspɒrɪk /

noun

any of the asexual spores that are produced in groups of four in the sporangium ( tetrasporangium ) of any of the red algae

"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

Other Word Forms

tetrasporic adjective
tetrasporous adjective

Etymology

Origin of tetraspore

First recorded in 1855–60; tetra- + spore

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Changed "spois" to "spores" on page 23 of part 3, in the entry for tetraspore.

From Student's Hand-book of Mushrooms of America, Edible and Poisonous by Taylor, Thomas

The tetraspore is also sometimes contained in a conceptacle.

From Sea-Weeds, Shells and Fossils by Gray, Peter

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023