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n. pl. ba·sid·i·a (-ē-ə)
A small, specialized club-shaped structure typically bearing four basidiospores at the tips of minute projections. The basidium is unique to basidiomycetes and distinguishes them from other kinds of fungi.

[bas(i)- + Latin -idium, diminutive suff. (from Greek -idion).]

ba·sid′i·al adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.basidial - relating to or characterized by basidiabasidial - relating to or characterized by basidia
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References in periodicals archive ?
Effects of inducers on the synthesis of extracellular laccase by Coriolus hirsutus, a basidial fungus.
Morphological characters like shape, size and color of basidiomata, basidiospore size, basidial lengths, shape and size of cheilocystidia of both collections were measured and compared.
Binding of Con A to basidial cells induced morphological changes such as agglutination, branching, ramification and increased budding.