[ dahy-uh-spawr, -spohr ]
/ ˈdaɪ əˌspɔr, -ˌspoʊr /


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

Origin of diaspore

1795–1805; < Greek diasporá; see Diaspora
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for diaspore

/ (ˈdaɪəˌspɔː) /


a white, yellowish, or grey mineral consisting of hydrated aluminium oxide in orthorhombic crystalline form, found in bauxite and corundum. Formula: AlO(OH)
any propagative part of a plant, esp one that is easily dispersed, such as a spore

Word Origin for diaspore

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