Definition of "resin"
noun:
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A viscous hydrocarbon secretion of many plants, particularly coniferous trees.
from Wiktionary, Creative Commons Attribution/Share-Alike License -
Any of various yellowish viscous liquids or soft solids of plant origin; used in lacquers, varnishes and many other applications; chemically they are mostly hydrocarbons, often polycyclic.
from Wiktionary, Creative Commons Attribution/Share-Alike License -
Any synthetic compound of similar properties.
from Wiktionary, Creative Commons Attribution/Share-Alike License
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