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archespore

[ ahr-kuh-spawr, -spohr ]
/ ˈɑr kəˌspɔr, -ˌspoʊr /
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noun Botany.

the primitive cell, or group of cells, that give rise to the cells from which spores are derived.

Nearby words

archer, william, archerfish, archery, arches, arches national park, archespore, archesporium, archetto, archetypal, archetype, archetypical

Origin of archespore

First recorded in 1900–05; arche- + spore
Related formsar·che·spo·ri·al, adjectivesub·ar·che·spo·ri·al, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for archesporial

  • In fig. 4, C, which represents a longitudinal section of a young embryo of Pellia, these archesporial cells are shaded.

    Encyclopaedia Britannica, 11th Edition, Volume 4, Part 3|Various

British Dictionary definitions for archesporial

archespore

archesporium (ˌɑːkɪˈspɔːrɪəm)

/ (ˈɑːkɪˌspɔː) /

noun plural -spores or -sporia (-ˈspɔːrɪə)

botany the cell or group of cells in a sporangium that gives rise to spores
Derived Formsarchesporial, adjective
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