diaspore

[ dahy-uh-spawr, -spohr ]

noun
  1. a mineral, aluminum oxyhydroxide, AlO(OH), occurring in crystals, or more usually in lamellar or scaly masses: a principal constituent of bauxite and an important source of aluminum.

  2. Botany. a disseminule, especially one that undergoes dispersal.

Origin of diaspore

1
First recorded in 1795–1805; from Greek diasporá; see diaspora

Words Nearby diaspore

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British Dictionary definitions for diaspore

diaspore

/ (ˈdaɪəˌspɔː) /


noun
  1. a white, yellowish, or grey mineral consisting of hydrated aluminium oxide in orthorhombic crystalline form, found in bauxite and corundum. Formula: AlO(OH)

  2. any propagative part of a plant, esp one that is easily dispersed, such as a spore

Origin of diaspore

1
C19: from Greek diaspora a scattering, dispersion; see Diaspora : so named from its dispersion and crackling when highly heated

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