aluminium oxide


noun

a white or colourless insoluble powder occurring naturally as corundum and used in the production of aluminium and its compounds, abrasives, glass, and ceramics. Formula: Al 2 O 3Also called: alumina See also activated alumina

QUIZZES

CHALLENGE YOURSELF WITH THESE WORDS FROM "LITTLE WOMEN"

"Little Women" may be a classic, but that doesn't mean we all know the meanings of the vocab words from the book. Can you define these words correctly and make Jo proud?
Question 1 of 10
earnest
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