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Definition of "propolis" [pro•po•lis]

  • A resinous substance collected from the buds of certain trees by bees and used as a cement or sealant in the construction of their hives. (noun)

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 "propolis" in a sentence
  • "According to the Scottish nutritionist, propolis is necessary because "bees have no immune system"."
  • "But small spaces, they'll actually fill with a material called propolis, which is a resin they gather from tress, because they seal it."
  • "Bees seal their hives with a sticky substance known as propolis or bee glue, which is collected from plants."