Bot. any of a number of oblong cells in basidiomycetous fungi, bearing a definite number of external spores (usually four) on short, slender stalks
Origin of basidiumModern Latin ; from Classical Greek basis, basis + Modern Latin diminutive suffix -idium
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.
Origin of basidiumbas(i)– + Latin -idium, diminutive suff. (from Greek -idion).