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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.

The tetraspore is also sometimes contained in a conceptacle.

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

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

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