allophane

[ al-uh-feyn ]
/ ˈæl əˌfeɪn /

noun

a clay mineral, an amorphous hydrous silicate of aluminum, occurring in blue, green, or yellow, resinous to earthy masses.

Nearby words

  1. allopathic,
  2. allopathy,
  3. allopatric,
  4. allopelagic,
  5. allophanamide,
  6. allophone,
  7. allophonic,
  8. allophylian,
  9. alloplasm,
  10. alloplast

Origin of allophane

1835–45; < Greek allophanḗs, equivalent to allo- allo- + phan- (stem of phaínesthai to appear) + -ēs adj. suffix

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019


British Dictionary definitions for allophane

allophane

/ (ˈæləˌfeɪn) /

noun

a variously coloured amorphous mineral consisting of hydrated aluminium silicate and occurring in cracks in some sedimentary rocks

Word Origin for allophane

C19: from Greek allophanēs appearing differently, from allo- + phainesthai to appear

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