American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "mould" in a sentence
"The most damaging mould is known as the brown mould."
"Now that the mould is here, I have ordered some clay, and will mess around in a week or so, when it arrives."
"A rabbit shaped mould is essential if you are on a nostalgia kick!"