[ 'rɛzɪn ]
■ noun
1》 a sticky flammable organic substance exuded by some trees and other plants (notably fir and pine).
2》 a solid or liquid synthetic organic polymer used as the basis of plastics, adhesives, varnishes, etc.
■ verb ( ~s , ~ing , ~ed ) rub or treat with ~.
Derivatives
~ed adjective
~oid adjective &noun
~ous adjective
Origin
ME: from L. ~a ; related to Gk rhētinē 'pine ~'.