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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.

[Latin, from Greek, suburb, bee glue (from the fact that it was originally the name of a structure around the opening into the hive) : pro-, before; see pro-2 + polis, city; see pelə- in Indo-European roots.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Zoology) a greenish-brown resinous aromatic substance collected by bees from the buds of trees for use in the construction of hives. Also called: bee glue or hive dross
[C17: via Latin from Greek: suburb, bee glue, from pro- before + polis city]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈprɒp ə lɪs)

a reddish resinous cement collected by bees from the buds of trees, used to stop up crevices in the hives, strengthen the cells, etc.
[1400–50; late Middle English propoleos < Medieval Latin, for Latin propolis < Greek própolis bee glue, literally, outskirts of a city (see pro-2, -polis), appar. orig. the name for a structure around the entrance to a hive, hence applied to the glue from which it was made]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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Propolis :Propolis contains number of plant resins which are captured by bees and are used for multiple purposes.
This resinous substance, called Propolis, seals the holes and cracks, smoothens the inner surface and retains the internal temperature of the beehive at 35AC.
3 Grahams C+ Eczema and Dermatitis Cream CONTAINING propolis and manuka honey, this natural, fragrancefree cream soothes itching, calms inflammation and restores moisture to skin.
There are many studies in the literature related to the therapeutic effects of the systemic or topical use of propolis in skin wounds, burns, ulcers, intra-abdominal adhesions and oral cavity lesions (5, 6).
The brazilian propolis is classified into 13 groups according to their composition and biological property, the best indicator of propolis is analysis of its chemical composition compared with the probable plant source, being the 13th type red propolis, demonstrating high biological activity, and has aroused a great interest in the international Market (Cabral, 2008).
The average price of one kilogram of honey was 20.6 manats($12.12), beeswax - 14.2 manats ($ 8.36), propolis - 118.4 manats ($ 69.67), pollen - 71.1 manats ($ 41.84), and one gram of bee milk- 4.6 manats ($ 2.71).
Different biological and therapeutic properties have been reported for propolis, including antioxidant (3,5), anti[inflammatory (5,6), immunomodulatory (7,8), antitumoral (8,9), and antimicrobial activities (2,7,10,11) among others.
One thing they do is fill any creases and crevices with propolis. The propolis acts as a glue to secure the hive.
Coatings in papaya can be composed of several substances like sodium alginate and cellulose acetate (Silva et al., 2014), chitosan (Ali et al., 2011; Torlak & Sert, 2013), carrageenan (Hamzah, Osman, Tan, & Ghazali, 2013), gum arabic (Ali, Cheong, & Zahid, 2014), essential oils, as lemongrass, thyme and lime essential oils (Bosquez-Molina, Jesus, Bautista-Banos, Verde-Calvo, & Morales-Lopez, 2010; Ali et al., 2015) and propolis extract combined with polymers (Torlak & Sert, 2013; Ali et al., 2014).
Propolis, a kind of gum-like solid material with aromatic odor, is formed from the secretion of the parotid gland and wax gland of bees using substances gathered from the spores and trunks of plants.