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archenemy
archenteron
archeo-
Archer
archer
archerfish
archery
Arches National Park
archesporium
archetype
archfiend
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Archibald Prize
archidiaconal
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archesporium

ar·che·spo·ri·um [ rki spáwree əm ] (plural ar·che·spo·ri·a [ rki spáwree ə ])


noun 
Definition:
 
tissue developing into spore-producing cells: the tissue that gives rise to spore-producing cells in a sporangium in fungi

[Late 19th century. <arche-, alteration of archi- + spore + -ium]
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